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Shoji S, Mentz RJ. Beyond quadruple therapy: the potential roles for ivabradine, vericiguat, and omecamtiv mecarbil in the therapeutic armamentarium. Heart Fail Rev 2024; 29:949-955. [PMID: 38951303 DOI: 10.1007/s10741-024-10412-y] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 06/17/2024] [Indexed: 07/03/2024]
Abstract
Quadruple therapy is effective for patients with heart failure with reduced ejection fraction, providing significant clinical benefits, including reduced mortality. Clinicians are now in an era focused on how to initiate and titrate quadrable therapy in the early phase of the disease trajectory, including during heart failure hospitalization. However, patients with heart failure with reduced ejection fraction still face a significant "residual risk" of mortality and heart failure hospitalization. Despite the effective implementation of quadruple therapy, high mortality and rehospitalization rates persist in heart failure with reduced ejection fraction, and many patients cannot maximize therapy due to side effects such as hypotension and renal dysfunction. In this context, ivabradine, vericiguat, and omecamtiv mecarbil may have adjunct roles in addition to quadruple therapy (note that omecamtiv mecarbil is not currently approved for clinical use). However, the contemporary use of ivabradine and vericiguat is relatively low globally, likely due in part to the under-recognition of the role of these therapies as well as costs. This review offers clinicians a straightforward guide for bedside evaluation of potential candidates for these medications. Quadruple therapy, with strong evidence to reduce mortality, should always be prioritized for implementation. As second-line therapies, ivabradine could be considered for patients who cannot achieve optimal heart rate control (≥ 70 bpm at rest) despite maximally tolerated beta-blocker dosing. Vericiguat could be considered for high-risk patients who have recently experienced worsening heart failure events despite being on quadrable therapy, but they should not have N-terminal pro-B-type natriuretic peptide levels exceeding 8000 pg/mL. In the future, omecamtiv mecarbil may be considered for severe heart failure (New York Heart Association class III to IV, ejection fraction ≤ 30%, and heart failure hospitalization within 6 months) when current quadrable therapy is limited, although this is still hypothesis-generating and requires further investigation before its approval.
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Affiliation(s)
- Satoshi Shoji
- Duke Clinical Research Institute, 300 W Morgan St, Durham, NC, 27701, USA.
- Department of Cardiology, Keio University School of Medicine, Tokyo, Japan.
| | - Robert J Mentz
- Duke Clinical Research Institute, 300 W Morgan St, Durham, NC, 27701, USA
- Division of Cardiology, Duke University School of Medicine, Durham, NC, USA
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2
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Irving M. Functional control of myosin motors in the cardiac cycle. Nat Rev Cardiol 2024:10.1038/s41569-024-01063-5. [PMID: 39030271 DOI: 10.1038/s41569-024-01063-5] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 07/02/2024] [Indexed: 07/21/2024]
Abstract
Contraction of the heart is driven by cyclical interactions between myosin and actin filaments powered by ATP hydrolysis. The modular structure of heart muscle and the organ-level synchrony of the heartbeat ensure tight reciprocal coupling between this myosin ATPase cycle and the macroscopic cardiac cycle. The myosin motors respond to the cyclical activation of the actin and myosin filaments to drive the pressure changes that control the inflow and outflow valves of the heart chambers. Opening and closing of the valves in turn switches the myosin motors between roughly isometric and roughly isotonic contraction modes. Peak filament stress in the heart is much smaller than in fully activated skeletal muscle, although the myosin filaments in the two muscle types have the same number of myosin motors. Calculations indicate that only ~5% of the myosin motors in the heart are needed to generate peak systolic pressure, although many more motors are needed to drive ejection. Tight regulation of the number of active motors is essential for the efficient functioning of the healthy heart - this control is commonly disrupted by gene variants associated with inherited heart disease, and its restoration might be a useful end point in the development of novel therapies.
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Affiliation(s)
- Malcolm Irving
- Randall Centre for Cell and Molecular Biophysics and BHF Centre for Research Excellence, King's College London, London, UK.
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3
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Felker GM, Solomon SD, Metra M, Mcmurray JJV, Diaz R, Claggett B, Lanfear DE, Vandekerckhove H, Biering-Sørensen T, Lopes RD, Arias-Mendoza A, Momomura SI, Corbalan R, Ramires FJA, Zannad F, Heitner SB, Divanji PH, Kupfer S, Malik FI, Teerlink JR. Cardiac Troponin and Treatment Effects of Omecamtiv Mecarbil: Results From the GALACTIC-HF Study. J Card Fail 2024; 30:755-763. [PMID: 38215932 DOI: 10.1016/j.cardfail.2023.11.021] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/20/2023] [Revised: 11/06/2023] [Accepted: 11/10/2023] [Indexed: 01/14/2024]
Abstract
BACKGROUND Omecamtiv mecarbil improves outcomes in patients with heart failure and reduced ejection fraction (HFrEF). We examined the relationship between baseline troponin levels, change in troponin levels over time and the treatment effect of omecamtiv mecarbil in patients enrolled in the Global Approach to Lowering Adverse Cardiac Outcomes through Improving Contractility in Heart Failure (GALACTIC-HF) trial (NCT02929329). METHODS GALACTIC-HF was a double-blind, placebo-controlled trial that randomized 8256 patients with symptomatic HFrEF to omecamtiv mecarbil or placebo. High-sensitivity troponin I (cTnI) was measured serially at a core laboratory. We analyzed the relationship between both baseline cTnI and change in cTnI concentrations with clinical outcomes and the treatment effect of omecamtiv mecarbil. RESULTS Higher baseline cTnI concentrations were associated with a risk of adverse outcomes (hazard ratio for the primary endpoint of time to first HF event or CV death = 1.30; 95% CI 1.28, 1.33; P < 0.001 per doubling of baseline cTnI). Although the incidence of safety outcomes was higher in patients with higher baseline cTnI, there was no difference between treatment groups. Treatment with omecamtiv mecarbil led to a modest increase in cTnI that was related to plasma concentrations of omecamtiv mecarbil, and it peaked at 6 weeks. An increase in troponin from baseline to week 6 was associated with an increased risk of the primary endpoint (P < 0.001), which was similar, regardless of treatment assignment (P value for interaction = 0.2). CONCLUSIONS In a cohort of patients with HFrEF, baseline cTnI concentrations were strongly associated with adverse clinical outcomes. Although cTnI concentrations were higher in patients treated with omecamtiv mecarbil, we did not find a differential effect of omecamtiv mecarbil on either safety or efficacy based on baseline cTnI status or change in cTnI.
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Affiliation(s)
- G Michael Felker
- Division of Cardiology, Duke University and Duke Clinical Research Institute, Durham NC, USA.
| | - Scott D Solomon
- Brigham and Women's Hospital and Harvard Medical School, Boston, MA, USA
| | - Marco Metra
- Division of Cardiovascular Medicine Cardiology, ASST Spedali Civili; Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health, University of Brescia, Brescia, Italy
| | - John J V Mcmurray
- British Heart Foundation Cardiovascular Research Centre, University of Glasgow, Glasgow, UK
| | - Rafael Diaz
- Estudios Clínicos Latino América (ECLA), Rosario, Argentina
| | - Brian Claggett
- Brigham and Women's Hospital and Harvard Medical School, Boston, MA, USA
| | - David E Lanfear
- Heart and Vascular Institute, Henry Ford Hospital, Detroit, MI, USA
| | | | - Tor Biering-Sørensen
- Department of Cardiology, Herlev & Gentofte Hospital and Department of Biomedical Sciences, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark
| | - Renato D Lopes
- Division of Cardiology, Duke University and Duke Clinical Research Institute, Durham NC, USA
| | | | | | - Ramon Corbalan
- Pontificia Universidad Catolica de Chile, Santiago, Chile
| | - Felix J A Ramires
- Instituto do Coração (InCor), Hospital das Clínicas HCFMUSP, Faculdade de Medicina, Universidade de São Paulo, São Paulo, Brazil
| | - Faiez Zannad
- Université de Lorraine, Inserm INI CRCT, CHRU Nancy, France
| | | | | | | | | | - John R Teerlink
- San Francisco Veterans Affairs Medical Center and School of Medicine, University of California-San Francisco, San Francisco, CA, USA
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4
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Hattori Y, Hattori K, Ishii K, Kobayashi M. Challenging and target-based shifting strategies for heart failure treatment: An update from the last decades. Biochem Pharmacol 2024; 224:116232. [PMID: 38648905 DOI: 10.1016/j.bcp.2024.116232] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/22/2024] [Revised: 03/31/2024] [Accepted: 04/19/2024] [Indexed: 04/25/2024]
Abstract
Heart failure (HF) is a major global health problem afflicting millions worldwide. Despite the significant advances in therapies and prevention, HF still carries very high morbidity and mortality, requiring enormous healthcare-related expenditure, and the search for new weapons goes on. Following initial treatment strategies targeting inotropism and congestion, attention has focused on offsetting the neurohormonal overactivation and three main therapies, including angiotensin-converting enzyme inhibitors or angiotensin II type 1 receptor antagonists, β-adrenoceptor antagonists, and mineralocorticoid receptor antagonists, have been the foundation of standard treatment for patients with HF. Recently, a paradigm shift, including angiotensin receptor-neprilysin inhibitor, sodium glucose co-transporter 2 inhibitor, and ivabradine, has been added. Moreover, soluble guanylate cyclase stimulator, elamipretide, and omecamtiv mecarbil have come out as a next-generation therapeutic agent for patients with HF. Although these pharmacologic therapies have been significantly successful in relieving symptoms, there is still no complete cure for HF. We may be currently entering a new era of treatment for HF with animal experiments and human clinical trials assessing the value of antibody-based immunotherapy and gene therapy as a novel therapeutic strategy. Such tempting therapies still have some challenges to be addressed but may become a weighty option for treatment of HF. This review article will compile the paradigm shifts in HF treatment over the past dozen years or so and illustrate current landscape of antibody-based immunotherapy and gene therapy as a new therapeutic algorithm for patients with HF.
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Affiliation(s)
- Yuichi Hattori
- Advanced Research Promotion Center, Health Sciences University of Hokkaido, Tobetsu, Japan; Department of Molecular and Medical Pharmacology, Faculty of Medicine, University of Toyama, Toyama, Japan.
| | - Kohshi Hattori
- Department of Anesthesiology, Center Hospital of the National Center for Global Health and Medicine, Tokyo, Japan
| | - Kuniaki Ishii
- Department of Pharmacology, Yamagata University Faculty of Medicine, Yamagata, Japan
| | - Masanobu Kobayashi
- Advanced Research Promotion Center, Health Sciences University of Hokkaido, Tobetsu, Japan
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5
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Wang C, Fu G, Wang X, Li N. Pharmacological and Non-Pharmacological Advancements in Heart Failure Treatment. Rev Cardiovasc Med 2024; 25:230. [PMID: 39076329 PMCID: PMC11270106 DOI: 10.31083/j.rcm2506230] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/23/2023] [Revised: 01/26/2024] [Accepted: 02/05/2024] [Indexed: 07/31/2024] Open
Abstract
Heart failure (HF) is a complex, life-threatening condition characterized by high mortality, morbidity, and poor quality of life. Despite studies of epidemiology, pathogenesis, and therapies, the rate of HF hospitalization is still increasing due to the growing and aging population and an increase in obesity in relatively younger individuals. It remains a predominant issue in the public health and the global economic burden. Current research has focused on how HF affects the entire range of left ventricular ejection fraction (LVEF), especially the three HF subgroups. This review provides a latest overview of pharmacological and non-pharmacological strategies of these three subgroups (HF with preserved ejection fraction, HF with reduced ejection fraction, and HF with mildly reduced ejection fraction). We summarize conventional therapies, investigate novel strategies, and explore the new technologies such as aortic thoracic stimulation and interatrial shunting devices.
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Affiliation(s)
- Chen Wang
- Institute of Basic Theory for Chinese Medicine, China Academy of Chinese Medical Science, 100700 Beijing, China
| | - Gaoshuang Fu
- Institute of Basic Theory for Chinese Medicine, China Academy of Chinese Medical Science, 100700 Beijing, China
| | - Xinnan Wang
- Institute of Basic Theory for Chinese Medicine, China Academy of Chinese Medical Science, 100700 Beijing, China
| | - Ning Li
- Institute of Basic Theory for Chinese Medicine, China Academy of Chinese Medical Science, 100700 Beijing, China
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6
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Beghini A, Sammartino AM, Papp Z, von Haehling S, Biegus J, Ponikowski P, Adamo M, Falco L, Lombardi CM, Pagnesi M, Savarese G, Metra M, Tomasoni D. 2024 update in heart failure. ESC Heart Fail 2024. [PMID: 38806171 DOI: 10.1002/ehf2.14857] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/20/2024] [Revised: 04/23/2024] [Accepted: 04/24/2024] [Indexed: 05/30/2024] Open
Abstract
In the last years, major progress has occurred in heart failure (HF) management. The 2023 ESC focused update of the 2021 HF guidelines introduced new key recommendations based on the results of the last years of science. First, two drugs, sodium-glucose co-transporter-2 (SGLT2) inhibitors and finerenone, a novel nonsteroidal, selective mineralocorticoid receptor antagonist (MRA), are recommended for the prevention of HF in patients with diabetic chronic kidney disease (CKD). Second, SGLT2 inhibitors are now recommended for the treatment of HF across the entire left ventricular ejection fraction spectrum. The benefits of quadruple therapy in patients with HF with reduced ejection fraction (HFrEF) are well established. Its rapid and early up-titration along with a close follow-up with frequent clinical and laboratory re-assessment after an episode of acute HF (the so-called 'high-intensity care' strategy) was associated with better outcomes in the STRONG-HF trial. Patients experiencing an episode of worsening HF might require a fifth drug, vericiguat. In the STEP-HFpEF-DM and STEP-HFpEF trials, semaglutide 2.4 mg once weekly administered for 1 year decreased body weight and significantly improved quality of life and the 6 min walk distance in obese patients with HF with preserved ejection fraction (HFpEF) with or without a history of diabetes. Further data on safety and efficacy, including also hard endpoints, are needed to support the addition of acetazolamide or hydrochlorothiazide to a standard diuretic regimen in patients hospitalized due to acute HF. In the meantime, PUSH-AHF supported the use of natriuresis-guided diuretic therapy. Further options and most recent evidence for the treatment of HF, including specific drugs for cardiomyopathies (i.e., mavacamten in hypertrophic cardiomyopathy and tafamidis in transthyretin cardiac amyloidosis), device therapies, cardiac contractility modulation and percutaneous treatment of valvulopathies, with the recent finding from the TRILUMINATE Pivotal trial, are also reviewed in this article.
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Affiliation(s)
- Alberto Beghini
- Institute of Cardiology, ASST Spedali Civili di Brescia, Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health, University of Brescia, Brescia, Italy
| | - Antonio Maria Sammartino
- Institute of Cardiology, ASST Spedali Civili di Brescia, Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health, University of Brescia, Brescia, Italy
| | - Zoltán Papp
- Division of Clinical Physiology, Department of Cardiology, Faculty of Medicine, University of Debrecen, Debrecen, Hungary
| | - Stephan von Haehling
- Department of Cardiology and Pneumology, University Medical Center Göttingen, Göttingen, Germany
- German Centre for Cardiovascular Research (DZHK), partner site Göttingen, Göttingen, Germany
| | - Jan Biegus
- Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland
| | - Piotr Ponikowski
- Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland
| | - Marianna Adamo
- Institute of Cardiology, ASST Spedali Civili di Brescia, Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health, University of Brescia, Brescia, Italy
| | - Luigi Falco
- Heart Failure Unit, Department of Cardiology, AORN dei Colli-Monaldi Hospital Naples, Naples, Italy
| | - Carlo Mario Lombardi
- Institute of Cardiology, ASST Spedali Civili di Brescia, Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health, University of Brescia, Brescia, Italy
| | - Matteo Pagnesi
- Institute of Cardiology, ASST Spedali Civili di Brescia, Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health, University of Brescia, Brescia, Italy
| | - Gianluigi Savarese
- Cardiology, Department of Medicine, Solna, Karolinska Institutet, Stockholm, Sweden
- Heart and Vascular and Neuro Theme, Karolinska University Hospital, Stockholm, Sweden
| | - Marco Metra
- Institute of Cardiology, ASST Spedali Civili di Brescia, Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health, University of Brescia, Brescia, Italy
| | - Daniela Tomasoni
- Institute of Cardiology, ASST Spedali Civili di Brescia, Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health, University of Brescia, Brescia, Italy
- Cardiology, Department of Medicine, Solna, Karolinska Institutet, Stockholm, Sweden
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7
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Lindberg F, Øigaard N, Metra M, Rosano GMC, Dahlström U, Mol P, Hage C, Lund LH, Savarese G. Eligibility for omecamtiv mecarbil in a real-world heart failure population: Data from the Swedish Heart Failure Registry. PLoS One 2024; 19:e0303348. [PMID: 38787867 PMCID: PMC11125482 DOI: 10.1371/journal.pone.0303348] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/15/2024] [Accepted: 04/24/2024] [Indexed: 05/26/2024] Open
Abstract
AIMS We assessed eligibility for omecamtiv mecarbil (OM) in a real-world cohort with heart failure with reduced ejection fraction (HFrEF) according to the selection criteria of the GALACTIC-HF trial (trial scenario) and selected trial´s criteria more likely to impact real-world use (pragmatic scenario). METHODS AND RESULTS We included 31,015 patients with HFrEF lasting ≥3 months and registered in the Swedish HF registry between 2000-2021. Trial eligibility was calculated by applying all the GALACTIC-HF selection criteria. The pragmatic scenario considered only the New York Heart Association class, history of worsening HF, N-terminal pro-B-type natriuretic peptides (NT-proBNP), blood pressure and renal failure criteria defined as in the trial. Eligibility for OM in chronic HFrEF was 21% and 36% in the trial and pragmatic scenarios, respectively. Eligibility was higher in those with EF<30% (trial: 27%, pragmatic: 44%), in-patients (trial:30%, pragmatic:57%), severe HF (trial: 35%, pragmatic: 60%), NYHA class III-IV (trial: 26%, pragmatic: 45%), and NT-proBNP≥5,000pg/mL (trial: 30%, pragmatic: 51%). The criteria that most limited eligibility were history of a recent worsening HF event (60% eligible in chronic HFrEF), elevated NT-proBNP (82% eligible), and deviating blood pressure (82% eligible). Overall, eligible patients were characterized by more severe HF and higher CV event-rates in both scenarios, and higher comorbidity burden in the pragmatic scenario. CONCLUSION Approximately 21% of real-world chronic HFrEF patients would be eligible for OM according to the GALACTIC-HF selection criteria, and 36% according to the criteria more likely to affect OM use in clinical practice. Criteria in both scenarios identified a patient-group with severe HF and high CV event-rates.
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Affiliation(s)
- Felix Lindberg
- Division of Cardiology, Department of Medicine, Karolinska Institutet, Stockholm, Sweden
| | - Natanael Øigaard
- Division of Cardiology, Department of Medicine, Karolinska Institutet, Stockholm, Sweden
| | - Marco Metra
- Cardiology, Department of Medical and Surgical Specialties, Radiological Sciences and Public Health, Cardiothoracic Department, Civil Hospitals, University of Brescia, Brescia, Italy
| | - Giuseppe M. C. Rosano
- Cardiovascular Clinical Academic Group, Molecular and Clinical Research Institute, St George’s University Hospital, London, United Kingdom
- Cardiology, San Raffaele Cassino Hospital, Cassino, Italy
| | - Ulf Dahlström
- Department of Cardiology and Department of Health, Medicine and Caring Sciences, Linköping University, Linköping, Sweden
| | - Peter Mol
- Department of Clinical Pharmacy and Pharmacology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands
| | - Camilla Hage
- Division of Cardiology, Department of Medicine, Karolinska Institutet, Stockholm, Sweden
- Heart and Vascular and Neuro Theme, Karolinska University Hospital, Stockholm, Sweden
| | - Lars H. Lund
- Division of Cardiology, Department of Medicine, Karolinska Institutet, Stockholm, Sweden
- Heart and Vascular and Neuro Theme, Karolinska University Hospital, Stockholm, Sweden
| | - Gianluigi Savarese
- Division of Cardiology, Department of Medicine, Karolinska Institutet, Stockholm, Sweden
- Heart and Vascular and Neuro Theme, Karolinska University Hospital, Stockholm, Sweden
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8
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Bismpos D, Wintrich J, Hövelmann J, Böhm M. Latest pharmaceutical approaches across the spectrum of heart failure. Heart Fail Rev 2024; 29:675-687. [PMID: 38349462 PMCID: PMC11035443 DOI: 10.1007/s10741-024-10389-8] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 01/30/2024] [Indexed: 03/02/2024]
Abstract
Despite major advances in prevention and medical therapy, heart failure (HF) remains associated with high morbidity and mortality, especially in older and frailer patients. Therefore, a complete, guideline-based treatment is essential, even in HF patients with conditions traditionally associated with a problematic initiation and escalation of the medical HF therapy, such as chronic kidney disease and arterial hypotension, as the potential adverse effects are overcome by the overall decrease of the absolute risk. Furthermore, since the latest data suggest that the benefit of a combined medical therapy (MRA, ARNI, SGLT2i, beta-blocker) may extend up to a LVEF of 65%, further trials on these subgroups of patients (HFmrEF, HFpEF) are needed to re-evaluate the guideline-directed medical therapy across the HF spectrum. In particular, the use of SGLT2i was recently extended to HFpEF patients, as evidenced by the DELIVER and EMPEROR-preserved trials. Moreover, the indication for other conservative treatments in HF patients, such as the intravenous iron supplementation, was accordingly strengthened in the latest guidelines. Finally, the possible implementation of newer substances, such as finerenone, in guideline-directed medical practice for HF is anticipated with great interest.
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Affiliation(s)
- Dimitrios Bismpos
- Department of Internal Medicine III, Cardiology, Angiology and Intensive Care Medicine, University Hospital, Saarland University, Homburg, Saar, Germany.
- Department of Internal Medicine II, Cardiology and Angiology, Marien Hospital Herne, University Clinic of the Ruhr University, Bochum University, Herne, Germany.
| | - Jan Wintrich
- Department of Internal Medicine III, Cardiology, Angiology and Intensive Care Medicine, University Hospital, Saarland University, Homburg, Saar, Germany
| | - Julian Hövelmann
- Department of Internal Medicine III, Cardiology, Angiology and Intensive Care Medicine, University Hospital, Saarland University, Homburg, Saar, Germany
| | - Michael Böhm
- Department of Internal Medicine III, Cardiology, Angiology and Intensive Care Medicine, University Hospital, Saarland University, Homburg, Saar, Germany
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9
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Zhou S, Liu Y, Huang X, Wu C, Pórszász R. Omecamtiv Mecarbil in the treatment of heart failure: the past, the present, and the future. Front Cardiovasc Med 2024; 11:1337154. [PMID: 38566963 PMCID: PMC10985333 DOI: 10.3389/fcvm.2024.1337154] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/12/2023] [Accepted: 03/07/2024] [Indexed: 04/04/2024] Open
Abstract
Heart failure, a prevailing global health issue, imposes a substantial burden on both healthcare systems and patients worldwide. With an escalating prevalence of heart failure, prolonged survival rates, and an aging demographic, an increasing number of individuals are progressing to more advanced phases of this incapacitating ailment. Against this backdrop, the quest for pharmacological agents capable of addressing the diverse subtypes of heart failure becomes a paramount pursuit. From this viewpoint, the present article focuses on Omecamtiv Mecarbil (OM), an emerging chemical compound said to exert inotropic effects without altering calcium homeostasis. For the first time, as a review, the present article uniquely started from the very basic pathophysiology of heart failure, its classification, and the strategies underpinning drug design, to on-going debates of OM's underlying mechanism of action and the latest large-scale clinical trials. Furthermore, we not only saw the advantages of OM, but also exhaustively summarized the concerns in sense of its effects. These of no doubt make the present article the most systemic and informative one among the existing literature. Overall, by offering new mechanistic insights and therapeutic possibilities, OM has carved a significant niche in the treatment of heart failure, making it a compelling subject of study.
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Affiliation(s)
- Shujing Zhou
- Department of Pharmacology and Pharmacotherapy, Faculty of Medicine, University of Debrecen, Debrecen, Hungary
| | - Ying Liu
- Department of Cardiology, Sixth Medical Centre, Chinese PLA General Hospital, Beijing, China
| | - Xufeng Huang
- Department of Pharmacology and Pharmacotherapy, Faculty of Medicine, University of Debrecen, Debrecen, Hungary
- Faculty of Dentistry, University of Debrecen, Debrecen, Hungary
| | - Chuhan Wu
- Department of Pharmacology and Pharmacotherapy, Faculty of Medicine, University of Debrecen, Debrecen, Hungary
| | - Róbert Pórszász
- Department of Pharmacology and Pharmacotherapy, Faculty of Medicine, University of Debrecen, Debrecen, Hungary
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10
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Dimond MG, Ibrahim NE, Fiuzat M, McMurray JJV, Lindenfeld J, Ahmad T, Bozkurt B, Bristow MR, Butler J, Carson PE, Felker GM, Jessup M, Murillo J, Kondo T, Solomon SD, Abraham WT, O'Connor CM, Psotka MA. Left Ventricular Ejection Fraction and the Future of Heart Failure Phenotyping. JACC. HEART FAILURE 2024; 12:451-460. [PMID: 38099892 DOI: 10.1016/j.jchf.2023.11.005] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 08/24/2023] [Revised: 10/19/2023] [Accepted: 11/04/2023] [Indexed: 02/04/2024]
Abstract
Heart failure (HF) is a complex syndrome traditionally classified by left ventricular ejection fraction (LVEF) cutpoints. Although LVEF is prognostic for risk of events and predictive of response to some HF therapies, LVEF is a continuous variable and cutpoints are arbitrary, often based on historical clinical trial enrichment decisions rather than physiology. Holistic evaluation of the treatment effects for therapies throughout the LVEF range suggests the standard categorization paradigm for HF merits modification. The multidisciplinary Heart Failure Collaboratory reviewed data from large-scale HF clinical trials and found that many HF therapies have demonstrated therapeutic benefit across a large range of LVEF, but specific treatment effects vary across that range. Therefore, HF should practically be classified by association with an LVEF that is reduced or not reduced, while acknowledging uncertainty around the precise LVEF cutpoint, and future research should evaluate new therapies across the continuum of LVEF.
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Affiliation(s)
| | | | - Mona Fiuzat
- Duke University Medical Center, Durham, North Carolina, USA
| | - John J V McMurray
- British Heart Foundation Cardiovascular Research Centre, University of Glasgow, Glasgow, United Kingdom
| | - JoAnn Lindenfeld
- Vanderbilt University School of Medicine, Nashville, Tennessee, USA
| | - Tariq Ahmad
- Yale University School of Medicine, New Haven, Connecticut, USA
| | | | - Michael R Bristow
- University of Colorado Anschutz School of Medicine, Aurora, Colorado, USA
| | - Javed Butler
- Baylor Scott and White Research Institute, Dallas, Texas, USA
| | | | | | | | | | - Toru Kondo
- British Heart Foundation Cardiovascular Research Centre, University of Glasgow, Glasgow, United Kingdom; Department of Cardiology, Nagoya University Graduate School of Medicine, Nagoya, Japan
| | | | | | - Christopher M O'Connor
- Inova Schar Heart and Vascular, Falls Church, Virginia, USA; Duke University Medical Center, Durham, North Carolina, USA
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11
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Bozkurt B. Need to Define Severe Heart Failure: A Subgroup of Stage C Heart Failure. JACC. HEART FAILURE 2024; 12:595-598. [PMID: 38448153 DOI: 10.1016/j.jchf.2024.02.001] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 03/08/2024]
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12
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Haryani A, Sangwan A. New Pharmacotherapeutic Classes for the Management of Heart Failure: A Narrative Review. Cureus 2024; 16:e57180. [PMID: 38681432 PMCID: PMC11056082 DOI: 10.7759/cureus.57180] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 03/29/2024] [Indexed: 05/01/2024] Open
Abstract
Heart failure (HF) is a syndrome characterized by the heart failing to pump blood to the body at a rate proportional to its needs. HF is a public health burden globally and one of the leading causes of hospitalizations in adults. While many classes of drugs have been introduced for the treatment of HF, not every drug may be well-tolerated by patients. In this narrative review, we describe a few of the newer classes of medications proposed to be efficacious in treating acute and chronic HF. We focus on vericiguat, omecamtiv mecarbil, ularitide, and serelaxin, and thoroughly examine their efficacy and safety profiles while summarizing the clinical trials of the drugs. There is a need for more long-term studies comparing the efficacy of these medications to the conventional ones.
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13
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Tomasoni D, Pagnesi M, Colombo G, Chiarito M, Stolfo D, Baldetti L, Lombardi CM, Adamo M, Maggi G, Inciardi RM, Loiacono F, Maccallini M, Villaschi A, Gasparini G, Montella M, Contessi S, Cocianni D, Perotto M, Barone G, Merlo M, Cappelletti AM, Rosano G, Sinagra G, Pini D, Savarese G, Metra M. Guideline-directed medical therapy in severe heart failure with reduced ejection fraction: An analysis from the HELP-HF registry. Eur J Heart Fail 2024; 26:327-337. [PMID: 37933210 DOI: 10.1002/ejhf.3081] [Citation(s) in RCA: 3] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/10/2023] [Revised: 10/24/2023] [Accepted: 10/29/2023] [Indexed: 11/08/2023] Open
Abstract
AIM Persistent symptoms despite guideline-directed medical therapy (GDMT) and poor tolerance of GDMT are hallmarks of patients with advanced heart failure (HF) with reduced ejection fraction (HFrEF). However, real-world data on GDMT use, dose, and prognostic implications are lacking. METHODS AND RESULTS We included 699 consecutive patients with HFrEF and at least one 'I NEED HELP' marker for advanced HF enrolled in a multicentre registry. Beta-blockers (BB) were administered to 574 (82%) patients, angiotensin-converting enzyme inhibitors, angiotensin receptor blockers or angiotensin receptor-neprilysin inhibitors (ACEi/ARB/ARNI) were administered to 381 (55%) patients and 416 (60%) received mineralocorticoid receptor antagonists (MRA). Overall, ≥50% of target doses were reached in 41%, 22%, and 56% of the patients on BB, ACEi/ARB/ARNI and MRA, respectively. Hypotension, bradycardia, kidney dysfunction and hyperkalaemia were the main causes of underprescription and/or underdosing, but up to a half of the patients did not receive target doses for unknown causes (51%, 41%, and 55% for BB, ACEi/ARB/ARNI and MRA, respectively). The proportions of patients receiving BB and ACEi/ARB/ARNI were lower among those fulfilling the 2018 HFA-ESC criteria for advanced HF. Treatment with BB and ACEi/ARB/ARNI were associated with a lower risk of death or HF hospitalizations (adjusted hazard ratio [HR] 0.63, 95% confidence interval [CI] 0.48-0.84, and HR 0.74, 95% CI 0.58-0.95, respectively). CONCLUSIONS In a large, real-world, contemporary cohort of patients with severe HFrEF, with at least one marker for advanced HF, prescription and uptitration of GDMT remained limited. A significant proportion of patients were undertreated due to unknown reasons suggesting a potential role of clinical inertia either by the prescribing healthcare professional or by the patient. Treatment with BB and ACEi/ARB/ARNI was associated with lower mortality/morbidity.
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Affiliation(s)
- Daniela Tomasoni
- Institute of Cardiology, ASST Spedali Civili, Department of Medical and Surgical specialties, Radiological Sciences and Public Health, University of Brescia, Brescia, Italy
- Division of Cardiology, Department of Medicine, Karolinska Institutet, and Heart and Vascular and Neuro Theme, Karolinska University Hospital, Stockholm, Sweden
| | - Matteo Pagnesi
- Institute of Cardiology, ASST Spedali Civili, Department of Medical and Surgical specialties, Radiological Sciences and Public Health, University of Brescia, Brescia, Italy
| | - Giada Colombo
- Institute of Cardiology, ASST Spedali Civili, Department of Medical and Surgical specialties, Radiological Sciences and Public Health, University of Brescia, Brescia, Italy
| | - Mauro Chiarito
- Humanitas Research Hospital IRCCS, Rozzano, Italy
- Department of Biomedical Sciences, Humanitas University, Pieve Emanuele, Italy
| | - Davide Stolfo
- Cardiovascular Department, Azienda Sanitaria Universitaria Giuliano Isontina (ASUGI), University of Trieste, Trieste, Italy
| | - Luca Baldetti
- Cardiac Intensive Care Unit, IRCCS San Raffaele Scientific Institute, Milan, Italy
| | - Carlo Mario Lombardi
- Institute of Cardiology, ASST Spedali Civili, Department of Medical and Surgical specialties, Radiological Sciences and Public Health, University of Brescia, Brescia, Italy
| | - Marianna Adamo
- Institute of Cardiology, ASST Spedali Civili, Department of Medical and Surgical specialties, Radiological Sciences and Public Health, University of Brescia, Brescia, Italy
| | - Giuseppe Maggi
- Institute of Cardiology, ASST Spedali Civili, Department of Medical and Surgical specialties, Radiological Sciences and Public Health, University of Brescia, Brescia, Italy
| | - Riccardo Maria Inciardi
- Institute of Cardiology, ASST Spedali Civili, Department of Medical and Surgical specialties, Radiological Sciences and Public Health, University of Brescia, Brescia, Italy
| | | | - Marta Maccallini
- Humanitas Research Hospital IRCCS, Rozzano, Italy
- Department of Biomedical Sciences, Humanitas University, Pieve Emanuele, Italy
| | - Alessandro Villaschi
- Humanitas Research Hospital IRCCS, Rozzano, Italy
- Department of Biomedical Sciences, Humanitas University, Pieve Emanuele, Italy
| | - Gaia Gasparini
- Humanitas Research Hospital IRCCS, Rozzano, Italy
- Department of Biomedical Sciences, Humanitas University, Pieve Emanuele, Italy
| | - Marco Montella
- Humanitas Research Hospital IRCCS, Rozzano, Italy
- Department of Biomedical Sciences, Humanitas University, Pieve Emanuele, Italy
| | - Stefano Contessi
- Cardiovascular Department, Azienda Sanitaria Universitaria Giuliano Isontina (ASUGI), University of Trieste, Trieste, Italy
| | - Daniele Cocianni
- Cardiovascular Department, Azienda Sanitaria Universitaria Giuliano Isontina (ASUGI), University of Trieste, Trieste, Italy
| | - Maria Perotto
- Cardiovascular Department, Azienda Sanitaria Universitaria Giuliano Isontina (ASUGI), University of Trieste, Trieste, Italy
| | - Giuseppe Barone
- Cardiac Intensive Care Unit, IRCCS San Raffaele Scientific Institute, Milan, Italy
| | - Marco Merlo
- Cardiovascular Department, Azienda Sanitaria Universitaria Giuliano Isontina (ASUGI), University of Trieste, Trieste, Italy
| | | | - Giuseppe Rosano
- Department of Medical Sciences, Centre for Clinical and Basic Research, IRCCS San Raffaele Pisana, Rome, Italy
| | - Gianfranco Sinagra
- Cardiovascular Department, Azienda Sanitaria Universitaria Giuliano Isontina (ASUGI), University of Trieste, Trieste, Italy
| | - Daniela Pini
- Humanitas Research Hospital IRCCS, Rozzano, Italy
| | - Gianluigi Savarese
- Division of Cardiology, Department of Medicine, Karolinska Institutet, and Heart and Vascular and Neuro Theme, Karolinska University Hospital, Stockholm, Sweden
| | - Marco Metra
- Institute of Cardiology, ASST Spedali Civili, Department of Medical and Surgical specialties, Radiological Sciences and Public Health, University of Brescia, Brescia, Italy
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14
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Abdin A, Böhm M. [Therapy of heart failure with reduced pump function]. Dtsch Med Wochenschr 2024; 149:157-165. [PMID: 38286146 DOI: 10.1055/a-2054-9636] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/31/2024]
Abstract
HFrEF causes significant morbidity and mortality and represents a major public health burden. Recently, there have been significant scientific advances in the treatment of HFrEF, with ARNI, BB, MRA, and SGLT-2i forming the GDMT for HFrEF. Basic quadruple therapy has been shown to significantly reduce of HF hospitalizations, all-cause mortality, and cardiovascular mortality. In addition, new initiation and titration procedures have recently been introduced that may progressively improve the management and prognosis of HFrEF. Further efforts are also needed to improve the use of GDMT, which is currently underutilized.
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15
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D'Amato A, Prosperi S, Severino P, Myftari V, Labbro Francia A, Cestiè C, Pierucci N, Marek-Iannucci S, Mariani MV, Germanò R, Fanisio F, Lavalle C, Maestrini V, Badagliacca R, Mancone M, Fedele F, Vizza CD. Current Approaches to Worsening Heart Failure: Pathophysiological and Molecular Insights. Int J Mol Sci 2024; 25:1574. [PMID: 38338853 PMCID: PMC10855688 DOI: 10.3390/ijms25031574] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/17/2023] [Revised: 01/20/2024] [Accepted: 01/23/2024] [Indexed: 02/12/2024] Open
Abstract
Worsening heart failure (WHF) is a severe and dynamic condition characterized by significant clinical and hemodynamic deterioration. It is characterized by worsening HF signs, symptoms and biomarkers, despite the achievement of an optimized medical therapy. It remains a significant challenge in cardiology, as it evolves into advanced and end-stage HF. The hyperactivation of the neurohormonal, adrenergic and renin-angiotensin-aldosterone system are well known pathophysiological pathways involved in HF. Several drugs have been developed to inhibit the latter, resulting in an improvement in life expectancy. Nevertheless, patients are exposed to a residual risk of adverse events, and the exploration of new molecular pathways and therapeutic targets is required. This review explores the current landscape of WHF, highlighting the complexities and factors contributing to this critical condition. Most recent medical advances have introduced cutting-edge pharmacological agents, such as guanylate cyclase stimulators and myosin activators. Regarding device-based therapies, invasive pulmonary pressure measurement and cardiac contractility modulation have emerged as promising tools to increase the quality of life and reduce hospitalizations due to HF exacerbations. Recent innovations in terms of WHF management emphasize the need for a multifaceted and patient-centric approach to address the complex HF syndrome.
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Affiliation(s)
- Andrea D'Amato
- Department of Clinical, Internal, Anesthesiology and Cardiovascular Sciences, Sapienza University of Rome, 00161 Rome, Italy
| | - Silvia Prosperi
- Department of Clinical, Internal, Anesthesiology and Cardiovascular Sciences, Sapienza University of Rome, 00161 Rome, Italy
| | - Paolo Severino
- Department of Clinical, Internal, Anesthesiology and Cardiovascular Sciences, Sapienza University of Rome, 00161 Rome, Italy
| | - Vincenzo Myftari
- Department of Clinical, Internal, Anesthesiology and Cardiovascular Sciences, Sapienza University of Rome, 00161 Rome, Italy
| | - Aurora Labbro Francia
- Department of Clinical, Internal, Anesthesiology and Cardiovascular Sciences, Sapienza University of Rome, 00161 Rome, Italy
| | - Claudia Cestiè
- Department of Clinical, Internal, Anesthesiology and Cardiovascular Sciences, Sapienza University of Rome, 00161 Rome, Italy
| | - Nicola Pierucci
- Department of Clinical, Internal, Anesthesiology and Cardiovascular Sciences, Sapienza University of Rome, 00161 Rome, Italy
| | - Stefanie Marek-Iannucci
- Department of Clinical, Internal, Anesthesiology and Cardiovascular Sciences, Sapienza University of Rome, 00161 Rome, Italy
| | - Marco Valerio Mariani
- Department of Clinical, Internal, Anesthesiology and Cardiovascular Sciences, Sapienza University of Rome, 00161 Rome, Italy
| | - Rosanna Germanò
- Department of Clinical, Internal, Anesthesiology and Cardiovascular Sciences, Sapienza University of Rome, 00161 Rome, Italy
| | | | - Carlo Lavalle
- Department of Clinical, Internal, Anesthesiology and Cardiovascular Sciences, Sapienza University of Rome, 00161 Rome, Italy
| | - Viviana Maestrini
- Department of Clinical, Internal, Anesthesiology and Cardiovascular Sciences, Sapienza University of Rome, 00161 Rome, Italy
| | - Roberto Badagliacca
- Department of Clinical, Internal, Anesthesiology and Cardiovascular Sciences, Sapienza University of Rome, 00161 Rome, Italy
| | - Massimo Mancone
- Department of Clinical, Internal, Anesthesiology and Cardiovascular Sciences, Sapienza University of Rome, 00161 Rome, Italy
| | | | - Carmine Dario Vizza
- Department of Clinical, Internal, Anesthesiology and Cardiovascular Sciences, Sapienza University of Rome, 00161 Rome, Italy
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16
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Choi J, Holmes JB, Campbell KS, Stelzer JE. Effect of the Novel Myotrope Danicamtiv on Cross-Bridge Behavior in Human Myocardium. J Am Heart Assoc 2023; 12:e030682. [PMID: 37804193 PMCID: PMC10757519 DOI: 10.1161/jaha.123.030682] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/19/2023] [Accepted: 09/13/2023] [Indexed: 10/09/2023]
Abstract
Background Omecamtiv mecarbil (OM) and danicamtiv both increase myocardial force output by selectively activating myosin within the cardiac sarcomere. Enhanced force generation is presumably due to an increase in the total number of myosin heads bound to the actin filament; however, detailed comparisons of the molecular mechanisms of OM and danicamtiv are lacking. Methods and Results The effect of OM and danicamtiv on Ca2+ sensitivity of force generation was analyzed by exposing chemically skinned myocardial samples to a series of increasing Ca2+ solutions. The results showed that OM significantly increased Ca2+ sensitivity of force generation, whereas danicamtiv showed similar Ca2+ sensitivity of force generation to untreated preparations. A direct comparison of OM and danicamtiv on dynamic cross-bridge behavior was performed at a concentration that produced a similar force increase when normalized to predrug levels at submaximal force (pCa 6.1). Both OM and danicamtiv-treated groups slowed the rates of cross-bridge detachment from the strongly bound state and cross-bridge recruitment into the force-producing state. Notably, the significant OM-induced prolongation in the time to reach force relaxation and subsequent commencement of force generation following rapid stretch was dramatically reduced in danicamtiv-treated myocardium. Conclusions This is the first study to directly compare the effects of OM and danicamtiv on cross-bridge kinetics. At a similar level of force enhancement, danicamtiv had a less pronounced effect on the slowing of cross-bridge kinetics and, therefore, may provide a similar improvement in systolic function as OM without excessively prolonging systolic ejection time and slowing cardiac relaxation facilitating diastolic filling at the whole-organ level.
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Affiliation(s)
- Joohee Choi
- Department of Physiology and Biophysics, School of MedicineCase Western Reserve UniversityClevelandOH
| | - Joshua B. Holmes
- Department of Physiology and Biophysics, School of MedicineCase Western Reserve UniversityClevelandOH
| | - Kenneth S. Campbell
- Division of Cardiovascular MedicineUniversity of KentuckyLexingtonKY
- Department of PhysiologyUniversity of KentuckyLexingtonKY
| | - Julian E. Stelzer
- Department of Physiology and Biophysics, School of MedicineCase Western Reserve UniversityClevelandOH
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17
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Harrington J, Sun JL, Fonarow GC, Heitner SB, Divanji PH, Allen LA, Alhanti B, Yancy CW, Albert NM, DeVore AD, Felker GM, Greene SJ. Potential Applicability of Omecamtiv Mecarbil to Patients Hospitalized for Worsening Heart Failure. Am J Cardiol 2023; 205:524-526. [PMID: 37666729 DOI: 10.1016/j.amjcard.2023.08.013] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/11/2023] [Revised: 07/29/2023] [Accepted: 08/05/2023] [Indexed: 09/06/2023]
Affiliation(s)
- Josephine Harrington
- Division of Cardiology, Duke University School of Medicine, Durham, North Carolina; Duke Clinical Research Institute, Durham, North Carolina
| | - Jie-Lena Sun
- Duke Clinical Research Institute, Durham, North Carolina
| | - Gregg C Fonarow
- Division of Cardiology, Ahmanson-UCLA Cardiomyopathy Center, University of California Los Angeles Medical Center, Los Angeles, California
| | | | | | - Larry A Allen
- Division of Cardiology, University of Colorado School of Medicine, Aurora, Colorado; Colorado Cardiovascular Outcomes Research Consortium, University of Colorado School of Medicine, Aurora, Colorado
| | - Brooke Alhanti
- Duke Clinical Research Institute, Durham, North Carolina
| | - Clyde W Yancy
- Division of Cardiology, Northwestern University Feinberg School of Medicine, Chicago, Illinois
| | - Nancy M Albert
- Nursing Institute; George M. and Linda H. Kaufman Center for Heart Failure, Cleveland Clinic, Cleveland, Ohio
| | - Adam D DeVore
- Division of Cardiology, Duke University School of Medicine, Durham, North Carolina; Duke Clinical Research Institute, Durham, North Carolina
| | - G Michael Felker
- Division of Cardiology, Duke University School of Medicine, Durham, North Carolina; Duke Clinical Research Institute, Durham, North Carolina
| | - Stephen J Greene
- Division of Cardiology, Duke University School of Medicine, Durham, North Carolina; Duke Clinical Research Institute, Durham, North Carolina
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18
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Narayan SI, Terre GV, Amin R, Shanghavi KV, Chandrashekar G, Ghouse F, Ahmad BA, S GN, Satram C, Majid HA, Bayoro DK. The Pathophysiology and New Advancements in the Pharmacologic and Exercise-Based Management of Heart Failure With Reduced Ejection Fraction: A Narrative Review. Cureus 2023; 15:e45719. [PMID: 37868488 PMCID: PMC10590213 DOI: 10.7759/cureus.45719] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 09/21/2023] [Indexed: 10/24/2023] Open
Abstract
Heart failure with reduced ejection fraction (HFrEF) is a clinical syndrome whose management has significantly evolved based on the pathophysiology and disease process. It is widely prevalent, has a relatively high mortality rate, and is comparatively more common in men than women. In HFrEF, the series of maladaptive processes that occur lead to an inability of the muscle of the left ventricle to pump blood efficiently and effectively, causing cardiac dysfunction. The neurohormonal and hemodynamic adaptations play a significant role in the advancement of the disease and are critical to guiding the treatment and management of HFrEF. The first-line therapy, which includes loop diuretics, β-blockers, angiotensin-converting enzyme inhibitors/angiotensin II receptor blockers, hydralazine/isosorbide-dinitrate, and mineralocorticoid receptor antagonists (MRAs), has been proven to provide symptomatic relief and decrease mortality and complications. The newly recommended drugs for guideline-based therapy, angiotensin receptor/neprilysin inhibitor (ARNI), sodium-glucose cotransporter 2 inhibitors, soluble guanylate cyclase, and myosin activators and modulators have also been shown to improve cardiac function, reverse cardiac remodeling, and reduce mortality rates. Recent studies have demonstrated that exercise-based therapy has resulted in an improved quality of life, exercise capacity, cardiac function, and decreased hospital readmission rates, but it has not had a considerable reduction in mortality rates. Combining multiple therapies alongside holistic advances such as exercise therapy may provide synergistic benefits, ultimately leading to improved outcomes for patients with HFrEF. Although first-line treatment, novel pharmacologic management, and exercise-based therapy have been shown to improve prognosis, the existing literature suggests a need for further studies evaluating the long-term effects of MRA and ARNI.
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Affiliation(s)
| | - Giselle V Terre
- Department of Medicine, Universidad Iberoamericana (UNIBE), Santo Domingo, DOM
| | - Rutvi Amin
- Department of Medicine, Surat Municipal Institute of Medical Education and Research, Surat, IND
| | - Keshvi V Shanghavi
- Department of Medicine, Lokmanya Tilak Municipal Medical College and Sion Hospital, Mumbai, IND
| | | | - Farhana Ghouse
- Department of Medicine, Saint James School of Medicine, St. Vincent, VCT
| | - Binish A Ahmad
- Department of Medicine, King Edward Medical University, Lahore, PAK
| | - Gowri N S
- Department of Medicine, Taras Shevchenko National University of Kyiv, Kyiv, UKR
| | - Christena Satram
- Department of Medicine, Lincoln American University, Georgetown, GUY
| | - Hamna A Majid
- Department of Medicine, Dow University of Health Sciences, Dow International Medical College, Karachi, PAK
| | - Danielle K Bayoro
- Department of Medicine, Medical University of the Americas, Nevis, KNA
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Ryan T, Roberts JD. Emerging Targeted Therapies for Inherited Cardiomyopathies and Arrhythmias. Card Electrophysiol Clin 2023; 15:261-271. [PMID: 37558297 DOI: 10.1016/j.ccep.2023.04.006] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 08/11/2023]
Abstract
Inherited cardiomyopathy and arrhythmia syndromes are associated with significant morbidity and mortality, particularly in young people. Medical management of these conditions has primarily been limited to agents previously developed for more common forms of heart disease and not tailored to their distinct pathophysiology. As our understanding of their underlying genetics and disease mechanisms has improved, an era of targeted therapies for these rare conditions has begun to emerge. In recent years, several novel agents have been developed and tested in preclinical models and, in some cases, have advanced to both the clinical trial and clinical approval stages with exciting results. These new treatments are derived from multiple classes of therapeutics, including small molecules, antisense oligonucleotides, small interfering RNAs, adeno-associated virus-mediated gene therapies, and in vivo gene editing. Collectively, they carry the promise of revolutionizing management of affected patients and their families.
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Affiliation(s)
- Tammy Ryan
- McMaster University, Hamilton, Ontario, Canada; Department of Medicine, Division of Cardiology, DBCVSRI, Hamilton General Hospital, Room C3-121, 237 Barton Street East, Hamilton, Ontario L8L2X2, Canada
| | - Jason D Roberts
- McMaster University, Hamilton, Ontario, Canada; DBCVSRI, Room C3-111, 237 Barton Street East, Hamilton, Ontario L8L2X2, Canada; Population Health Research Institute and Hamilton Health Sciences, Hamilton, Ontario, Canada.
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20
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Claassen WJ, Baelde RJ, Galli RA, de Winter JM, Ottenheijm CAC. Small molecule drugs to improve sarcomere function in those with acquired and inherited myopathies. Am J Physiol Cell Physiol 2023; 325:C60-C68. [PMID: 37212548 PMCID: PMC10281779 DOI: 10.1152/ajpcell.00047.2023] [Citation(s) in RCA: 6] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/03/2023] [Revised: 05/15/2023] [Accepted: 05/15/2023] [Indexed: 05/23/2023]
Abstract
Muscle weakness is a hallmark of inherited or acquired myopathies. It is a major cause of functional impairment and can advance to life-threatening respiratory insufficiency. During the past decade, several small-molecule drugs that improve the contractility of skeletal muscle fibers have been developed. In this review, we provide an overview of the available literature and the mechanisms of action of small-molecule drugs that modulate the contractility of sarcomeres, the smallest contractile units in striated muscle, by acting on myosin and troponin. We also discuss their use in the treatment of skeletal myopathies. The first of three classes of drugs discussed here increase contractility by decreasing the dissociation rate of calcium from troponin and thereby sensitizing the muscle to calcium. The second two classes of drugs directly act on myosin and stimulate or inhibit the kinetics of myosin-actin interactions, which may be useful in patients with muscle weakness or stiffness.NEW & NOTEWORTHY During the past decade, several small molecule drugs that improve the contractility of skeletal muscle fibers have been developed. In this review, we provide an overview of the available literature and the mechanisms of action of small molecule drugs that modulate the contractility of sarcomeres, the smallest contractile units in striated muscle, by acting on myosin and troponin.
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Affiliation(s)
- Wout J Claassen
- Amsterdam UMC Location Vrije Universiteit Amsterdam, Physiology, De Boelelaan, Amsterdam, Netherlands
| | - Rianne J Baelde
- Amsterdam UMC Location Vrije Universiteit Amsterdam, Physiology, De Boelelaan, Amsterdam, Netherlands
| | - Ricardo A Galli
- Amsterdam UMC Location Vrije Universiteit Amsterdam, Physiology, De Boelelaan, Amsterdam, Netherlands
| | - Josine M de Winter
- Amsterdam UMC Location Vrije Universiteit Amsterdam, Physiology, De Boelelaan, Amsterdam, Netherlands
| | - Coen A C Ottenheijm
- Amsterdam UMC Location Vrije Universiteit Amsterdam, Physiology, De Boelelaan, Amsterdam, Netherlands
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Arfaras-Melainis A, Ventoulis I, Polyzogopoulou E, Boultadakis A, Parissis J. The current and future status of inotropes in heart failure management. Expert Rev Cardiovasc Ther 2023; 21:573-585. [PMID: 37458248 DOI: 10.1080/14779072.2023.2237869] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/09/2023] [Revised: 07/08/2023] [Accepted: 07/14/2023] [Indexed: 07/25/2023]
Abstract
INTRODUCTION Heart failure (HF) is a complex syndrome with a wide range of presentations and acuity, ranging from outpatient care to inpatient management due to acute decompensated HF, cardiogenic shock or advanced HF. Frequently, the etiology of a patient's decompensation is diminished cardiac output and peripheral hypoperfusion. Consequently, there is a need for use of inotropes, agents that increase cardiac contractility, optimize hemodynamics and ensure adequate perfusion. AREAS COVERED Inotropes are divided into 3 major classes: beta agonists, phosphodiesterase III inhibitors and calcium sensitizers. Additionally, as data from prospective studies accumulates, novel agents are emerging, including omecamtiv mecarbil and istaroxime. The aim of this review is to summarize current data on the optimal use of inotropes and to provide an expert opinion regarding their current and future use in the management of HF. EXPERT OPINION The use of inotropes has long been linked to worsening mortality, tachyarrhythmias, increased myocardial oxygen consumption and ischemia. Therefore, individualized and evidence-based treatment plans for patients who require inotropic support are necessary. Also, better quality data on the use of existing inotropes is imperative, while the development of newer and safer agents will lead to more effective management of patients with HF in the future.
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Affiliation(s)
- Angelos Arfaras-Melainis
- Division of Cardiology, Montefiore Medical Center, Albert Einstein College of Medicine, Bronx, NY, USA
| | - Ioannis Ventoulis
- Department of Occupational Therapy, University of Western Macedonia, Ptolemaida, Greece
| | - Effie Polyzogopoulou
- Emergency Department, Attikon University Hospital, National and Kapodistrian University of Athens, Athens, Greece
| | - Antonios Boultadakis
- Emergency Department, Attikon University Hospital, National and Kapodistrian University of Athens, Athens, Greece
| | - John Parissis
- Emergency Department, Heart Failure Unit, Attikon University Hospital, Athens, Greece
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22
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Hitsumoto T, Tsukamoto O, Matsuoka K, Li J, Liu L, Kuramoto Y, Higo S, Ogawa S, Fujino N, Yoshida S, Kioka H, Kato H, Hakui H, Saito Y, Okamoto C, Inoue H, Hyejin J, Ueda K, Segawa T, Nishimura S, Asano Y, Asanuma H, Tani A, Imamura R, Komagawa S, Kanai T, Takamura M, Sakata Y, Kitakaze M, Haruta JI, Takashima S. Restoration of Cardiac Myosin Light Chain Kinase Ameliorates Systolic Dysfunction by Reducing Superrelaxed Myosin. Circulation 2023; 147:1902-1918. [PMID: 37128901 PMCID: PMC10270284 DOI: 10.1161/circulationaha.122.062885] [Citation(s) in RCA: 6] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/16/2022] [Accepted: 04/05/2023] [Indexed: 05/03/2023]
Abstract
BACKGROUND Cardiac-specific myosin light chain kinase (cMLCK), encoded by MYLK3, regulates cardiac contractility through phosphorylation of ventricular myosin regulatory light chain. However, the pathophysiological and therapeutic implications of cMLCK in human heart failure remain unclear. We aimed to investigate whether cMLCK dysregulation causes cardiac dysfunction and whether the restoration of cMLCK could be a novel myotropic therapy for systolic heart failure. METHODS We generated the knock-in mice (Mylk3+/fs and Mylk3fs/fs) with a familial dilated cardiomyopathy-associated MYLK3 frameshift mutation (MYLK3+/fs) that had been identified previously by us (c.1951-1G>T; p.P639Vfs*15) and the human induced pluripotent stem cell-derived cardiomyocytes from the carrier of the mutation. We also developed a new small-molecule activator of cMLCK (LEUO-1154). RESULTS Both mice (Mylk3+/fs and Mylk3fs/fs) showed reduced cMLCK expression due to nonsense-mediated messenger RNA decay, reduced MLC2v (ventricular myosin regulatory light chain) phosphorylation in the myocardium, and systolic dysfunction in a cMLCK dose-dependent manner. Consistent with this result, myocardium from the mutant mice showed an increased ratio of cardiac superrelaxation/disordered relaxation states that may contribute to impaired cardiac contractility. The phenotypes observed in the knock-in mice were rescued by cMLCK replenishment through the AAV9_MYLK3 vector. Human induced pluripotent stem cell-derived cardiomyocytes with MYLK3+/fs mutation reduced cMLCK expression by 50% and contractile dysfunction, accompanied by an increased superrelaxation/disordered relaxation ratio. CRISPR-mediated gene correction, or cMLCK replenishment by AAV9_MYLK3 vector, successfully recovered cMLCK expression, the superrelaxation/disordered relaxation ratio, and contractile dysfunction. LEUO-1154 increased human cMLCK activity ≈2-fold in the Vmax for ventricular myosin regulatory light chain phosphorylation without affecting the Km. LEUO-1154 treatment of human induced pluripotent stem cell-derived cardiomyocytes with MYLK3+/fs mutation restored the ventricular myosin regulatory light chain phosphorylation level and superrelaxation/disordered relaxation ratio and improved cardiac contractility without affecting calcium transients, indicating that the cMLCK activator acts as a myotrope. Finally, human myocardium from advanced heart failure with a wide variety of causes had a significantly lower MYLK3/PPP1R12B messenger RNA expression ratio than control hearts, suggesting an altered balance between myosin regulatory light chain kinase and phosphatase in the failing myocardium, irrespective of the causes. CONCLUSIONS cMLCK dysregulation contributes to the development of cardiac systolic dysfunction in humans. Our strategy to restore cMLCK activity could form the basis of a novel myotropic therapy for advanced systolic heart failure.
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Affiliation(s)
- Tatsuro Hitsumoto
- Department of Medical Biochemistry, Osaka University Graduate School of Medicine/Frontier Biosciences, Suita, Osaka, Japan (T.H., O.T., K.M., H. Kioka, H. Kato, H.H., Y.S., C.O., H.I., J.H., K.U., T.S., S.N., S.T.)
| | - Osamu Tsukamoto
- Department of Medical Biochemistry, Osaka University Graduate School of Medicine/Frontier Biosciences, Suita, Osaka, Japan (T.H., O.T., K.M., H. Kioka, H. Kato, H.H., Y.S., C.O., H.I., J.H., K.U., T.S., S.N., S.T.)
| | - Ken Matsuoka
- Department of Medical Biochemistry, Osaka University Graduate School of Medicine/Frontier Biosciences, Suita, Osaka, Japan (T.H., O.T., K.M., H. Kioka, H. Kato, H.H., Y.S., C.O., H.I., J.H., K.U., T.S., S.N., S.T.)
| | - Junjun Li
- Department of Cardiovascular Surgery (J.L., L.L.), Osaka University Graduate School of Medicine. Suita, Osaka, Japan
| | - Li Liu
- Department of Cardiovascular Surgery (J.L., L.L.), Osaka University Graduate School of Medicine. Suita, Osaka, Japan
| | - Yuki Kuramoto
- Department of Cardiology (Y.K., S.H., S.O., H. Kioka, HY.H., S.N., Y.A., Y.S.), Osaka University Graduate School of Medicine. Suita, Osaka, Japan
| | - Shuichiro Higo
- Department of Cardiology (Y.K., S.H., S.O., H. Kioka, HY.H., S.N., Y.A., Y.S.), Osaka University Graduate School of Medicine. Suita, Osaka, Japan
| | - Shou Ogawa
- Department of Cardiology (Y.K., S.H., S.O., H. Kioka, HY.H., S.N., Y.A., Y.S.), Osaka University Graduate School of Medicine. Suita, Osaka, Japan
| | - Noboru Fujino
- Department of Cardiovascular Medicine, Graduate School of Medical Science, Kanazawa University. Kanazawa, Ishikawa, Japan (N.F., S.Y., M.T.)
| | - Shohei Yoshida
- Department of Cardiovascular Medicine, Graduate School of Medical Science, Kanazawa University. Kanazawa, Ishikawa, Japan (N.F., S.Y., M.T.)
| | - Hidetaka Kioka
- Department of Medical Biochemistry, Osaka University Graduate School of Medicine/Frontier Biosciences, Suita, Osaka, Japan (T.H., O.T., K.M., H. Kioka, H. Kato, H.H., Y.S., C.O., H.I., J.H., K.U., T.S., S.N., S.T.)
- Department of Cardiology (Y.K., S.H., S.O., H. Kioka, HY.H., S.N., Y.A., Y.S.), Osaka University Graduate School of Medicine. Suita, Osaka, Japan
| | - Hisakazu Kato
- Department of Medical Biochemistry, Osaka University Graduate School of Medicine/Frontier Biosciences, Suita, Osaka, Japan (T.H., O.T., K.M., H. Kioka, H. Kato, H.H., Y.S., C.O., H.I., J.H., K.U., T.S., S.N., S.T.)
| | - Hideyuki Hakui
- Department of Medical Biochemistry, Osaka University Graduate School of Medicine/Frontier Biosciences, Suita, Osaka, Japan (T.H., O.T., K.M., H. Kioka, H. Kato, H.H., Y.S., C.O., H.I., J.H., K.U., T.S., S.N., S.T.)
- Department of Cardiology (Y.K., S.H., S.O., H. Kioka, HY.H., S.N., Y.A., Y.S.), Osaka University Graduate School of Medicine. Suita, Osaka, Japan
| | - Yuki Saito
- Department of Medical Biochemistry, Osaka University Graduate School of Medicine/Frontier Biosciences, Suita, Osaka, Japan (T.H., O.T., K.M., H. Kioka, H. Kato, H.H., Y.S., C.O., H.I., J.H., K.U., T.S., S.N., S.T.)
| | - Chisato Okamoto
- Department of Medical Biochemistry, Osaka University Graduate School of Medicine/Frontier Biosciences, Suita, Osaka, Japan (T.H., O.T., K.M., H. Kioka, H. Kato, H.H., Y.S., C.O., H.I., J.H., K.U., T.S., S.N., S.T.)
| | - Hijiri Inoue
- Department of Medical Biochemistry, Osaka University Graduate School of Medicine/Frontier Biosciences, Suita, Osaka, Japan (T.H., O.T., K.M., H. Kioka, H. Kato, H.H., Y.S., C.O., H.I., J.H., K.U., T.S., S.N., S.T.)
| | - Jo Hyejin
- Department of Medical Biochemistry, Osaka University Graduate School of Medicine/Frontier Biosciences, Suita, Osaka, Japan (T.H., O.T., K.M., H. Kioka, H. Kato, H.H., Y.S., C.O., H.I., J.H., K.U., T.S., S.N., S.T.)
| | - Kyoko Ueda
- Department of Medical Biochemistry, Osaka University Graduate School of Medicine/Frontier Biosciences, Suita, Osaka, Japan (T.H., O.T., K.M., H. Kioka, H. Kato, H.H., Y.S., C.O., H.I., J.H., K.U., T.S., S.N., S.T.)
| | - Takatsugu Segawa
- Department of Medical Biochemistry, Osaka University Graduate School of Medicine/Frontier Biosciences, Suita, Osaka, Japan (T.H., O.T., K.M., H. Kioka, H. Kato, H.H., Y.S., C.O., H.I., J.H., K.U., T.S., S.N., S.T.)
| | - Shunsuke Nishimura
- Department of Medical Biochemistry, Osaka University Graduate School of Medicine/Frontier Biosciences, Suita, Osaka, Japan (T.H., O.T., K.M., H. Kioka, H. Kato, H.H., Y.S., C.O., H.I., J.H., K.U., T.S., S.N., S.T.)
- Department of Cardiology (Y.K., S.H., S.O., H. Kioka, HY.H., S.N., Y.A., Y.S.), Osaka University Graduate School of Medicine. Suita, Osaka, Japan
| | - Yoshihiro Asano
- Department of Cardiology (Y.K., S.H., S.O., H. Kioka, HY.H., S.N., Y.A., Y.S.), Osaka University Graduate School of Medicine. Suita, Osaka, Japan
- Department of Genomic Medicine, National Cerebral and Cardiovascular Center, Osaka, Japan (Y.A.)
| | - Hiroshi Asanuma
- Department of Internal Medicine, Meiji University of Integrative Medicine, Nantan, Kyoto, Japan (H.A.)
| | - Akiyoshi Tani
- Compound Library Screening Center (A.T.), Graduate School of Pharmaceutical Sciences, Osaka University, Suita, Osaka, Japan
| | - Riyo Imamura
- Drug Discovery Initiative, Graduate School of Pharmaceutical Sciences, The University of Tokyo, Bunkyo-ku, Tokyo, Japan (R.I.)
| | - Shinsuke Komagawa
- Lead Explorating Units (S.K., T.K., J.-i.H.), Graduate School of Pharmaceutical Sciences, Osaka University, Suita, Osaka, Japan
| | - Toshio Kanai
- Lead Explorating Units (S.K., T.K., J.-i.H.), Graduate School of Pharmaceutical Sciences, Osaka University, Suita, Osaka, Japan
| | - Masayuki Takamura
- Department of Cardiovascular Medicine, Graduate School of Medical Science, Kanazawa University. Kanazawa, Ishikawa, Japan (N.F., S.Y., M.T.)
| | - Yasushi Sakata
- Department of Cardiology (Y.K., S.H., S.O., H. Kioka, HY.H., S.N., Y.A., Y.S.), Osaka University Graduate School of Medicine. Suita, Osaka, Japan
| | | | - Jun-ichi Haruta
- Lead Explorating Units (S.K., T.K., J.-i.H.), Graduate School of Pharmaceutical Sciences, Osaka University, Suita, Osaka, Japan
| | - Seiji Takashima
- Department of Medical Biochemistry, Osaka University Graduate School of Medicine/Frontier Biosciences, Suita, Osaka, Japan (T.H., O.T., K.M., H. Kioka, H. Kato, H.H., Y.S., C.O., H.I., J.H., K.U., T.S., S.N., S.T.)
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23
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Jani V, Aslam MI, Fenwick AJ, Ma W, Gong H, Milburn G, Nissen D, Cubero Salazar IM, Hanselman O, Mukherjee M, Halushka MK, Margulies KB, Campbell KS, Irving TC, Kass DA, Hsu S. Right Ventricular Sarcomere Contractile Depression and the Role of Thick Filament Activation in Human Heart Failure With Pulmonary Hypertension. Circulation 2023; 147:1919-1932. [PMID: 37194598 PMCID: PMC10270283 DOI: 10.1161/circulationaha.123.064717] [Citation(s) in RCA: 3] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/16/2023] [Accepted: 04/17/2023] [Indexed: 05/18/2023]
Abstract
BACKGROUND Right ventricular (RV) contractile dysfunction commonly occurs and worsens outcomes in patients with heart failure with reduced ejection fraction and pulmonary hypertension (HFrEF-PH). However, such dysfunction often goes undetected by standard clinical RV indices, raising concerns that they may not reflect aspects of underlying myocyte dysfunction. We thus sought to characterize RV myocyte contractile depression in HFrEF-PH, identify those components reflected by clinical RV indices, and uncover underlying biophysical mechanisms. METHODS Resting, calcium-, and load-dependent mechanics were prospectively studied in permeabilized RV cardiomyocytes isolated from explanted hearts from 23 patients with HFrEF-PH undergoing cardiac transplantation and 9 organ donor controls. RESULTS Unsupervised machine learning using myocyte mechanical data with the highest variance yielded 2 HFrEF-PH subgroups that in turn mapped to patients with decompensated or compensated clinical RV function. This correspondence was driven by reduced calcium-activated isometric tension in decompensated clinical RV function, whereas surprisingly, many other major myocyte contractile measures including peak power and myocyte active stiffness were similarly depressed in both groups. Similar results were obtained when subgroups were first defined by clinical indices, and then myocyte mechanical properties in each group compared. To test the role of thick filament defects, myofibrillar structure was assessed by x-ray diffraction of muscle fibers. This revealed more myosin heads associated with the thick filament backbone in decompensated clinical RV function, but not compensated clinical RV function, as compared with controls. This corresponded to reduced myosin ATP turnover in decompensated clinical RV function myocytes, indicating less myosin in a crossbridge-ready disordered-relaxed (DRX) state. Altering DRX proportion (%DRX) affected peak calcium-activated tension in the patient groups differently, depending on their basal %DRX, highlighting potential roles for precision-guided therapeutics. Last, increasing myocyte preload (sarcomere length) increased %DRX 1.5-fold in controls but only 1.2-fold in both HFrEF-PH groups, revealing a novel mechanism for reduced myocyte active stiffness and by extension Frank-Starling reserve in human heart failure. CONCLUSIONS Although there are many RV myocyte contractile deficits in HFrEF-PH, commonly used clinical indices only detect reduced isometric calcium-stimulated force, which is related to deficits in basal and recruitable %DRX myosin. Our results support use of therapies to increase %DRX and enhance length-dependent recruitment of DRX myosin heads in such patients.
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Affiliation(s)
- Vivek Jani
- Department of Biomedical Engineering (V.J., O.H., D.A.K.), Johns Hopkins School of Medicine, Baltimore, MD
- Division of Cardiology, Department of Medicine (V.J., A.J.F., I.M.C.S., M.M., D.A.K., S.H.), Johns Hopkins School of Medicine, Baltimore, MD
| | - M. Imran Aslam
- Division of Cardiology, Department of Medicine, University of Texas San Antonio School of Medicine (M.I.A.)
| | - Axel J. Fenwick
- Division of Cardiology, Department of Medicine (V.J., A.J.F., I.M.C.S., M.M., D.A.K., S.H.), Johns Hopkins School of Medicine, Baltimore, MD
| | - Weikang Ma
- Biophysics Collaborative Access Team (BioCAT), Department of Biology, Illinois Institute of Technology, Chicago (W.M., H.G., D.N., T.C.I.)
| | - Henry Gong
- Biophysics Collaborative Access Team (BioCAT), Department of Biology, Illinois Institute of Technology, Chicago (W.M., H.G., D.N., T.C.I.)
| | - Gregory Milburn
- Division of Cardiovascular Medicine, Department of Medicine, University of Kentucky, Lexington (G.M., K.S.C.)
| | - Devin Nissen
- Biophysics Collaborative Access Team (BioCAT), Department of Biology, Illinois Institute of Technology, Chicago (W.M., H.G., D.N., T.C.I.)
| | - Ilton M. Cubero Salazar
- Division of Cardiology, Department of Medicine (V.J., A.J.F., I.M.C.S., M.M., D.A.K., S.H.), Johns Hopkins School of Medicine, Baltimore, MD
| | - Olivia Hanselman
- Department of Biomedical Engineering (V.J., O.H., D.A.K.), Johns Hopkins School of Medicine, Baltimore, MD
| | - Monica Mukherjee
- Division of Cardiology, Department of Medicine (V.J., A.J.F., I.M.C.S., M.M., D.A.K., S.H.), Johns Hopkins School of Medicine, Baltimore, MD
| | - Marc K. Halushka
- Division of Cardiovascular Pathology, Department of Pathology (M.K.H.), Johns Hopkins School of Medicine, Baltimore, MD
| | - Kenneth B. Margulies
- Cardiovascular Institute, Perelman School of Medicine, University of Pennsylvania, Philadelphia (K.B.M.)
| | - Kenneth S. Campbell
- Division of Cardiovascular Medicine, Department of Medicine, University of Kentucky, Lexington (G.M., K.S.C.)
| | - Thomas C. Irving
- Biophysics Collaborative Access Team (BioCAT), Department of Biology, Illinois Institute of Technology, Chicago (W.M., H.G., D.N., T.C.I.)
| | - David A. Kass
- Department of Biomedical Engineering (V.J., O.H., D.A.K.), Johns Hopkins School of Medicine, Baltimore, MD
- Division of Cardiology, Department of Medicine (V.J., A.J.F., I.M.C.S., M.M., D.A.K., S.H.), Johns Hopkins School of Medicine, Baltimore, MD
| | - Steven Hsu
- Division of Cardiology, Department of Medicine (V.J., A.J.F., I.M.C.S., M.M., D.A.K., S.H.), Johns Hopkins School of Medicine, Baltimore, MD
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24
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Masenga SK, Kirabo A. Hypertensive heart disease: risk factors, complications and mechanisms. Front Cardiovasc Med 2023; 10:1205475. [PMID: 37342440 PMCID: PMC10277698 DOI: 10.3389/fcvm.2023.1205475] [Citation(s) in RCA: 6] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/13/2023] [Accepted: 05/26/2023] [Indexed: 06/22/2023] Open
Abstract
Hypertensive heart disease constitutes functional and structural dysfunction and pathogenesis occurring primarily in the left ventricle, the left atrium and the coronary arteries due to chronic uncontrolled hypertension. Hypertensive heart disease is underreported and the mechanisms underlying its correlates and complications are not well elaborated. In this review, we summarize the current understanding of hypertensive heart disease, we discuss in detail the mechanisms associated with development and complications of hypertensive heart disease especially left ventricular hypertrophy, atrial fibrillation, heart failure and coronary artery disease. We also briefly highlight the role of dietary salt, immunity and genetic predisposition in hypertensive heart disease pathogenesis.
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Affiliation(s)
- Sepiso K. Masenga
- HAND Research Group, School of Medicine and Health Sciences, Mulungushi University, Livingstone Cam-Pus, Livingstone, Zambia
- School of Medicine, University of Zambia, Lusaka, Zambia
- Department of Medicine, Vanderbilt University Medical Centre, Nashville, TN, United States
| | - Annet Kirabo
- Department of Medicine, Vanderbilt University Medical Centre, Nashville, TN, United States
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25
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Correale M, Tricarico L, Croella F, Alfieri S, Fioretti F, Brunetti ND, Inciardi RM, Nodari S. Novelties in the pharmacological approaches for chronic heart failure: new drugs and cardiovascular targets. Front Cardiovasc Med 2023; 10:1157472. [PMID: 37332581 PMCID: PMC10272855 DOI: 10.3389/fcvm.2023.1157472] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/02/2023] [Accepted: 05/15/2023] [Indexed: 06/20/2023] Open
Abstract
Despite recent advances in chronic heart failure (HF) management, the prognosis of HF patients is poor. This highlights the need for researching new drugs targeting, beyond neurohumoral and hemodynamic modulation approach, such as cardiomyocyte metabolism, myocardial interstitium, intracellular regulation and NO-sGC pathway. In this review we report main novelties on new possible pharmacological targets for HF therapy, mainly on new drugs acting on cardiac metabolism, GCs-cGMP pathway, mitochondrial function and intracellular calcium dysregulation.
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Affiliation(s)
- Michele Correale
- Department of Cardiothoracic, Policlinico Riuniti University Hospital, Foggia, Italy
| | - Lucia Tricarico
- Department of Cardiothoracic, Policlinico Riuniti University Hospital, Foggia, Italy
| | - Francesca Croella
- Department of Medical & Surgical Sciences, University of Foggia, Foggia, Italy
| | - Simona Alfieri
- Department of Medical & Surgical Sciences, University of Foggia, Foggia, Italy
| | - Francesco Fioretti
- Cardiology Section, Department of Medical and Surgical Specialties, Radiological Sciences and Public Health, ASST Spedali Civili Hospital and University of Brescia, Brescia, Italy
| | | | - Riccardo M. Inciardi
- Cardiology Section, Department of Medical and Surgical Specialties, Radiological Sciences and Public Health, ASST Spedali Civili Hospital and University of Brescia, Brescia, Italy
| | - Savina Nodari
- Cardiology Section, Department of Medical and Surgical Specialties, Radiological Sciences and Public Health, ASST Spedali Civili Hospital and University of Brescia, Brescia, Italy
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26
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Barefield DY, Alvarez-Arce A, Araujo KN. Mechanisms of Sarcomere Protein Mutation-Induced Cardiomyopathies. Curr Cardiol Rep 2023; 25:473-484. [PMID: 37060436 PMCID: PMC11141690 DOI: 10.1007/s11886-023-01876-9] [Citation(s) in RCA: 6] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 03/30/2023] [Indexed: 04/16/2023]
Abstract
PURPOSE OF REVIEW The pace of identifying cardiomyopathy-associated mutations and advances in our understanding of sarcomere function that underlies many cardiomyopathies has been remarkable. Here, we aim to synthesize how these advances have led to the promising new treatments that are being developed to treat cardiomyopathies. RECENT FINDINGS The genomics era has identified and validated many genetic causes of hypertrophic and dilated cardiomyopathies. Recent advances in our mechanistic understanding of sarcomere pathophysiology include high-resolution molecular models of sarcomere components and the identification of the myosin super-relaxed state. The advances in our understanding of sarcomere function have yielded several therapeutic agents that are now in development and clinical use to correct contractile dysfunction-mediated cardiomyopathy. New genes linked to cardiomyopathy include targets with limited clinical evidence and require additional investigation. Large portions of cardiomyopathy with family history remain genetically undiagnosed and may be due to polygenic disease.
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Affiliation(s)
- David Y Barefield
- Department of Cell and Molecular Physiology, Loyola University Chicago, 2160 S. 1st Ave, Maywood, IL, 60153, USA.
| | - Alejandro Alvarez-Arce
- Department of Cell and Molecular Physiology, Loyola University Chicago, 2160 S. 1st Ave, Maywood, IL, 60153, USA
| | - Kelly N Araujo
- Department of Cell and Molecular Physiology, Loyola University Chicago, 2160 S. 1st Ave, Maywood, IL, 60153, USA
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27
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Harrington J, Sun JL, Fonarow GC, Heitner SB, Divanji PH, Binder G, Allen LA, Alhanti B, Yancy CW, Albert NM, DeVore AD, Felker GM, Greene SJ. Clinical Profile, Health Care Costs, and Outcomes of Patients Hospitalized for Heart Failure With Severely Reduced Ejection Fraction. J Am Heart Assoc 2023; 12:e028820. [PMID: 37158118 DOI: 10.1161/jaha.122.028820] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 05/10/2023]
Abstract
Background Many patients with heart failure (HF) have severely reduced ejection fraction but do not meet threshold for consideration of advanced therapies (ie, stage D HF). The clinical profile and health care costs associated with these patients in US practice is not well described. Methods and Results We examined patients hospitalized for worsening chronic heart failure with reduced ejection fraction ≤40% from 2014 to 2019 in the GWTG-HF (Get With The Guidelines-Heart Failure) registry, who did not receive advanced HF therapies or have end-stage kidney disease. Patients with severely reduced EF defined as EF ≤30% were compared with those with EF 31% to 40% in terms of clinical profile and guideline-directed medical therapy. Among Medicare beneficiaries, postdischarge outcomes and health care expenditure were compared. Among 113 348 patients with EF ≤40%, 69% (78 589) had an EF ≤30%. Patients with severely reduced EF ≤30% tended to be younger and were more likely to be Black. Patients with EF ≤30% also tended to have fewer comorbidities and were more likely to be prescribed guideline-directed medical therapy ("triple therapy" 28.3% versus 18.2%, P<0.001). At 12-months postdischarge, patients with EF ≤30% had significantly higher risk of death (HR, 1.13 [95% CI, 1.08-1.18]) and HF hospitalization (HR, 1.14 [95% CI, 1.09-1.19]), with similar risk of all-cause hospitalizations. Health care expenditures were numerically higher for patients with EF ≤30% (median US$22 648 versus $21 392, P=0.11). Conclusions Among patients hospitalized for worsening chronic heart failure with reduced ejection fraction in US clinical practice, most patients have severely reduced EF ≤30%. Despite younger age and modestly higher use of guideline-directed medical therapy at discharge, patients with severely reduced EF face heightened postdischarge risk of death and HF hospitalization.
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Affiliation(s)
- Josephine Harrington
- Division of Cardiology Duke University School of Medicine Durham NC
- Duke Clinical Research Institute Durham NC USA
| | | | - Gregg C Fonarow
- Division of Cardiology, Ahmanson-UCLA Cardiomyopathy Center University of California Los Angeles Medical Center Los Angeles CA
| | | | | | | | - Larry A Allen
- Division of Cardiology & Colorado Cardiovascular Outcomes Research Consortium University of Colorado School of Medicine Aurora CO
| | | | - Clyde W Yancy
- Division of Cardiology Northwestern University Feinberg School of Medicine Chicago IL
| | - Nancy M Albert
- Nursing Institute and Kaufman Center for Heart Failure Cleveland Clinic Cleveland OH
| | - Adam D DeVore
- Division of Cardiology Duke University School of Medicine Durham NC
- Duke Clinical Research Institute Durham NC USA
| | - G Michael Felker
- Division of Cardiology Duke University School of Medicine Durham NC
- Duke Clinical Research Institute Durham NC USA
| | - Stephen J Greene
- Division of Cardiology Duke University School of Medicine Durham NC
- Duke Clinical Research Institute Durham NC USA
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28
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Eder M, Griffin M, Moreno-Villagomez J, Bellumkonda L, Maulion C, Asher J, Wilson FP, Cox ZL, Ivey-Miranda JB, Rao VS, Butler J, Borlaug BA, McCallum W, Ramos-Mastache D, Testani JM. The importance of forward flow and venous congestion in diuretic response in acute heart failure: Insights from the ESCAPE trial. Int J Cardiol 2023; 381:57-61. [PMID: 37023862 DOI: 10.1016/j.ijcard.2023.04.002] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/13/2023] [Revised: 03/31/2023] [Accepted: 04/03/2023] [Indexed: 04/08/2023]
Abstract
AIMS Previous studies have suggested venous congestion as a stronger mediator of negative cardio-renal interactions than low cardiac output, with neither factor having a dominant role. While the influence of these parameters on glomerular filtration have been described, the impact on diuretic responsiveness is unclear. The goal of this analysis was to understand the hemodynamic correlates of diuretic response in hospitalized patients with heart failure. METHODS AND RESULTS We analyzed patients from the Evaluation Study of Congestive Heart Failure and Pulmonary Artery Catheterization Effectiveness (ESCAPE) dataset. Diuretic efficiency (DE) was defined as the average daily net fluid output per doubling of the peak loop diuretic dose. We evaluated a pulmonary artery catheter hemodynamic-guided cohort (n = 190) and a transthoracic echocardiogram (TTE) cohort (n = 324) where DE was evaluated with hemodynamic and TTE parameters. Metrics of "forward flow" such as cardiac index, mean arterial pressure and left ventricular ejection fraction were not associated with DE (p > 0.2 for all). Worse baseline venous congestion was paradoxically associated with better DE as assessed by right atrial pressure (RAP), right atrial area (RAA), and right ventricular systolic and diastolic area (p < 0.05 for all). Renal perfusion pressure (capturing both congestion and forward flow) was not associated with diuretic response (p = 0.84). CONCLUSIONS Worse venous congestion was weakly associated with better loop diuretic response. Metrics of "forward flow" did not demonstrate any correlation with diuretic response. These observations raise questions about the concept of central hemodynamic perturbations as the primary drivers of diuretic resistance on a population level in HF.
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Affiliation(s)
- Maxwell Eder
- Department of Internal Medicine, Section of Cardiovascular Medicine, Yale University School of Medicine, New Haven, CT, United States of America
| | - Matthew Griffin
- Department of Critical Care Medicine, Stanford University School of Medicine, Palo Alto, CA, United States of America
| | - Julieta Moreno-Villagomez
- Department of Internal Medicine, Section of Cardiovascular Medicine, Yale University School of Medicine, New Haven, CT, United States of America; Universidad Nacional Autonoma de Mexico, Mexico City, Mexico
| | - Lavanya Bellumkonda
- Department of Internal Medicine, Section of Cardiovascular Medicine, Yale University School of Medicine, New Haven, CT, United States of America
| | - Christopher Maulion
- Department of Internal Medicine, Section of Cardiovascular Medicine, Yale University School of Medicine, New Haven, CT, United States of America
| | - Jennifer Asher
- Department of Comparative Medicine, Yale University School of Medicine, New Haven, CT, United States of America
| | - Francis P Wilson
- Clinical and translational research accelerator, Yale University School of Medicine, New Haven, CT, United States of America
| | - Zachary L Cox
- Department of Pharmacy Practice, Lipscomb University College of Pharmacy, Nashville, TN, United States of America
| | - Juan B Ivey-Miranda
- Department of Internal Medicine, Section of Cardiovascular Medicine, Yale University School of Medicine, New Haven, CT, United States of America; Hospital de Cardiologia, Instituto Mexicano del Seguro Social, Mexico City, Mexico
| | - Veena S Rao
- Department of Internal Medicine, Section of Cardiovascular Medicine, Yale University School of Medicine, New Haven, CT, United States of America
| | - Javed Butler
- Department of Medicine, University of Mississippi Medical Center, , United States of America
| | - Barry A Borlaug
- Department of Cardiovascular Medicine, Mayo Clinic, Rochester, MN, United States of America
| | - Wendy McCallum
- Division of Nephrology, Tufts medical Center, Boston, MA, United States of America
| | - Daniela Ramos-Mastache
- Facultad de Estudios Superiores Iztacala, Universidad Nacional Autonoma de Mexico, Mexico City, Mexico
| | - Jeffrey M Testani
- Department of Internal Medicine, Section of Cardiovascular Medicine, Yale University School of Medicine, New Haven, CT, United States of America.
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Carroll AM, Farr M, Russell SD, Schlendorf KH, Truby LK, Gilotra NA, Vader JM, Patel CB, DeVore AD. Beyond Stage C: Considerations in the Management of Patients with Heart Failure Progression and Gaps in Evidence. J Card Fail 2023; 29:818-831. [PMID: 36958390 DOI: 10.1016/j.cardfail.2023.02.015] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/09/2022] [Revised: 02/07/2023] [Accepted: 02/24/2023] [Indexed: 03/25/2023]
Abstract
Despite treatment with contemporary medical therapies for chronic heart failure (HF), there has been an increase in the prevalence of patients progressing to more advanced disease. Patients progressing to and living at the interface of severe Stage C and Stage D HF are underrepresented in clinical trials, and there is a lack of high-quality evidence to guide clinical decision making. For patients with a severe HF phenotype, the medical therapies used for patients with a less advanced stage of illness are often no longer tolerated nor provide adequate clinical stability. The limited data on these patients highlights the need to increase formal research characterizing this high-risk population. This review summarizes existing clinical trial data on and incorporates our considerations for approaches to the medical management of patients advanced "beyond Stage C" HF.
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Affiliation(s)
- Aubrie M Carroll
- Department of Medicine, Division of Cardiology, Duke University Medical Center, Durham, NC, USA
| | - Maryjane Farr
- Department of Medicine, Division of Cardiology, University of Texas Southwestern Medical Center, Dallas, TX, USA
| | - Stuart D Russell
- Department of Medicine, Division of Cardiology, Duke University Medical Center, Durham, NC, USA
| | - Kelly H Schlendorf
- Department of Medicine, Division of Cardiology, Vanderbilt University Medical Center, Nashville, TN, USA
| | - Lauren K Truby
- Department of Medicine, Division of Cardiology, University of Texas Southwestern Medical Center, Dallas, TX, USA
| | - Nisha A Gilotra
- Department of Medicine, Division of Cardiology, Johns Hopkins University School of Medicine, Baltimore, MD, USA
| | - Justin M Vader
- Department of Medicine, Division of Cardiology, Washington University, St Louis, MO, USA
| | - Chetan B Patel
- Department of Medicine, Division of Cardiology, Duke University Medical Center, Durham, NC, USA
| | - Adam D DeVore
- Department of Medicine, Division of Cardiology, Duke University Medical Center, Durham, NC, USA.
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30
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Pagnesi M, Adamo M, Ter Maaten JM, Beldhuis IE, Cotter G, Davison BA, Felker GM, Filippatos G, Greenberg BH, Pang PS, Ponikowski P, Sama IE, Severin T, Gimpelewicz C, Voors AA, Teerlink JR, Metra M. Impact of mitral regurgitation in patients with acute heart failure: insights from the RELAX-AHF-2 trial. Eur J Heart Fail 2023; 25:541-552. [PMID: 36915227 DOI: 10.1002/ejhf.2820] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/08/2022] [Revised: 02/25/2023] [Accepted: 02/27/2023] [Indexed: 03/16/2023] Open
Abstract
AIMS The impact of mitral regurgitation (MR) in patients hospitalized for acute heart failure (AHF) is not well established. We assessed the role of MR in patients enrolled in the Relaxin in Acute Heart Failure 2 (RELAX-AHF-2) trial. METHODS AND RESULTS Patients enrolled in RELAX-AHF-2 with available data regarding MR status were included in this analysis. Baseline characteristics, in-hospital data, and clinical outcomes through 180-day follow-up were evaluated. The impact of moderate/severe MR was assessed. Among 6420 AHF patients with known MR status, 1810 patients (28.2%) had moderate/severe MR. Compared to patients with no/mild MR, those with moderate/severe MR were more likely to have history of heart failure (HF), prior HF hospitalization, more comorbidities, symptoms/signs of HF, lower left ventricular ejection fraction and higher N-terminal pro-B-type natriuretic peptide levels. Moderate/severe MR was associated with longer length of hospital stay, higher rates of residual dyspnoea, increased jugular venous pressure through the index hospitalization and a higher unadjusted risk of the composite of cardiovascular (CV) death or rehospitalization for HF/renal failure (RF) through 180 days (crude hazard ratio [HR] 1.15, 95% confidence interval [CI] 1.03-1.27, p = 0.01). The association between moderate/severe MR and poorer outcomes was not maintained in a multivariable model including several covariates of interest (adjusted HR 1.03, 95% CI 0.91-1.17, p = 0.65). Similar findings were observed for HF/RF rehospitalization alone. CONCLUSIONS In patients with AHF, moderate/severe MR was associated with a worse clinical profile but did not have an independent prognostic impact on clinical outcomes.
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Affiliation(s)
- Matteo Pagnesi
- Institute of Cardiology, ASST Spedali Civili di Brescia, Department of Medical and Surgical Specialties, Radiological Sciences and Public Health, University of Brescia, Brescia, Italy
| | - Marianna Adamo
- Institute of Cardiology, ASST Spedali Civili di Brescia, Department of Medical and Surgical Specialties, Radiological Sciences and Public Health, University of Brescia, Brescia, Italy
| | - Jozine M Ter Maaten
- Department of Cardiology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands
| | - Iris E Beldhuis
- Department of Cardiology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands
| | - Gad Cotter
- Momentum Research, Inc., Durham, NC, USA
| | | | - G Michael Felker
- Division of Cardiology, Duke University School of Medicine, Durham, NC, USA
| | - Gerasimos Filippatos
- Department of Cardiology, Attikon University Hospital, National and Kapodistrian University of Athens, Athens, Greece
| | - Barry H Greenberg
- Division of Cardiology, University of California San Diego, San Diego, CA, USA
| | - Peter S Pang
- Department of Emergency Medicine, Indiana University School of Medicine and the Regenstrief Institute, Indianapolis, IN, USA
| | - Piotr Ponikowski
- Department of Heart Diseases, Wroclaw Medical University, Wrocław, Poland
| | - Iziah E Sama
- Department of Cardiology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands
| | | | | | - Adriaan A Voors
- Department of Cardiology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands
| | - John R Teerlink
- Section of Cardiology, San Francisco Veterans Affairs Medical Center and School of Medicine, University of California San Francisco, San Francisco, CA, USA
| | - Marco Metra
- Institute of Cardiology, ASST Spedali Civili di Brescia, Department of Medical and Surgical Specialties, Radiological Sciences and Public Health, University of Brescia, Brescia, Italy
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31
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Jani V, Aslam MI, Fenwick AJ, Ma W, Gong H, Milburn G, Nissen D, Salazar IC, Hanselman O, Mukherjee M, Halushka MK, Margulies KB, Campbell K, Irving TC, Kass DA, Hsu S. Right Ventricular Sarcomere Contractile Depression and the Role of Thick Filament Activation in Human Heart Failure with Pulmonary Hypertension. BIORXIV : THE PREPRINT SERVER FOR BIOLOGY 2023:2023.03.09.531988. [PMID: 36945606 PMCID: PMC10029011 DOI: 10.1101/2023.03.09.531988] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 03/14/2023]
Abstract
Rationale Right ventricular (RV) contractile dysfunction commonly occurs and worsens outcomes in heart failure patients with reduced ejection fraction and pulmonary hypertension (HFrEF-PH). However, such dysfunction often goes undetected by standard clinical RV indices, raising concerns that they may not reflect aspects of underlying myocyte dysfunction. Objective To determine components of myocyte contractile depression in HFrEF-PH, identify those reflected by clinical RV indices, and elucidate their underlying biophysical mechanisms. Methods and Results Resting, calcium- and load-dependent mechanics were measured in permeabilized RV cardiomyocytes isolated from explanted hearts from 23 HFrEF-PH patients undergoing cardiac transplantation and 9 organ-donor controls. Unsupervised machine learning using myocyte mechanical data with the highest variance yielded two HFrEF-PH subgroups that in turn mapped to patients with depressed (RVd) or compensated (RVc) clinical RV function. This correspondence was driven by reduced calcium-activated isometric tension in RVd, while surprisingly, many other major myocyte contractile measures including peak power, maximum unloaded shortening velocity, and myocyte active stiffness were similarly depressed in both groups. Similar results were obtained when subgroups were first defined by clinical indices, and then myocyte mechanical properties in each group compared. To test the role of thick-filament defects, myofibrillar structure was assessed by X-ray diffraction of muscle fibers. This revealed more myosin heads associated with the thick filament backbone in RVd but not RVc, as compared to controls. This corresponded to reduced myosin ATP turnover in RVd myocytes, indicating less myosin in a cross-bridge ready disordered-relaxed (DRX) state. Altering DRX proportion (%DRX) affected peak calcium-activated tension in the patient groups differently, depending on their basal %DRX, highlighting potential roles for precision-guided therapeutics. Lastly, increasing myocyte preload (sarcomere length) increased %DRX 1.5-fold in controls but only 1.2-fold in both HFrEF-PH groups, revealing a novel mechanism for reduced myocyte active stiffness and by extension Frank-Starling reserve in human HF. Conclusions While there are multiple RV myocyte contractile deficits In HFrEF-PH, clinical indices primarily detect reduced isometric calcium-stimulated force related to deficits in basal and recruitable %DRX myosin. Our results support use of therapies to increase %DRX and enhance length-dependent recruitment of DRX myosin heads in such patients.
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Krittanawong C, Rodriguez M, Lui M, Misra A, Tang WHW, Bozkurt B, Yancy CW. Misconceptions and Facts about Heart Failure with Reduced Ejection Fraction. Am J Med 2023; 136:422-431. [PMID: 36740210 DOI: 10.1016/j.amjmed.2023.01.024] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/27/2022] [Revised: 01/11/2023] [Accepted: 01/11/2023] [Indexed: 02/05/2023]
Abstract
Heart failure with reduced ejection fraction is a significant driver of morbidity and mortality. There are common misconceptions regarding the disease processes underlying heart failure and best practices for therapy. The terms heart failure with reduced ejection fraction and left ventricular systolic dysfunction are not interchangeable terms. Key therapies for heart failure with reduced ejection fraction target the underlying disease processes, not the left ventricular ejection fraction alone. The absence of congestion does not rule out heart failure. Patients with cardiac amyloidosis can also present with heart failure with reduced ejection fraction. A rise in serum creatinine in acute heart failure exacerbation is not associated with tubular injury. Guideline directed medical therapy should be continued during acute exacerbations of heart failure with reduced ejection fraction and should be started in the same hospitalization in new diagnoses. Marginal blood pressure is not a relative contraindication to optimal guideline directed medical therapy. Guideline directed medical therapy should be continued even if ejection fraction improves. There are other therapies that provide significant benefit besides the four key medications in guideline directed medical therapy.
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Affiliation(s)
| | - Mario Rodriguez
- John T Milliken Department of Medicine, Division of Cardiovascular Disease, Section of Advanced Heart Failure and Transplant, Barnes-Jewish Hospital/Washington University in St. Louis School of Medicine, Mo
| | - Matthew Lui
- John T Milliken Department of Medicine, Division of Cardiovascular Disease, Section of Advanced Heart Failure and Transplant, Barnes-Jewish Hospital/Washington University in St. Louis School of Medicine, Mo
| | - Arunima Misra
- Section of Cardiology, Michael E. DeBakey Veterans Affairs Medical Center, Houston, Texas
| | - W H Wilson Tang
- Department of Cardiovascular Medicine, Heart and Vascular Institute, Cleveland Clinic, Ohio
| | - Biykem Bozkurt
- Winters Center for Heart Failure Research, Cardiovascular Research Institute, Baylor College of Medicine, DeBakey VA Medical Center, Houston, Texas
| | - Clyde W Yancy
- Chief, Division of Cardiology, Northwestern University, Feinberg School of Medicine, Chicago, Ill
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Khan MS, Shahid I, Greene SJ, Mentz RJ, DeVore AD, Butler J. Mechanisms of current therapeutic strategies for heart failure: more questions than answers? Cardiovasc Res 2023; 118:3467-3481. [PMID: 36536991 DOI: 10.1093/cvr/cvac187] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/13/2022] [Revised: 10/19/2022] [Accepted: 10/21/2022] [Indexed: 12/24/2022] Open
Abstract
Heart failure (HF) is a complex, multifactorial and heterogeneous syndrome with substantial mortality and morbidity. Over the last few decades, numerous attempts have been made to develop targeted therapies that may attenuate the known pathophysiological pathways responsible for causing the progression of HF. However, therapies developed with this objective have sometimes failed to show benefit. The pathophysiological construct of HF with numerous aetiologies suggests that interventions with broad mechanisms of action which simultaneously target more than one pathway maybe more effective in improving the outcomes of patients with HF. Indeed, current therapeutics with clinical benefits in HF have targeted a wider range of intermediate phenotypes. Despite extensive scientific breakthroughs in HF research recently, questions persist regarding the ideal therapeutic targets which may help achieve maximum benefit. In this review, we evaluate the mechanism of action of current therapeutic strategies, the pathophysiological pathways they target and highlight remaining knowledge gaps regarding the mode of action of these interventions.
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Affiliation(s)
- Muhammad Shahzeb Khan
- From the Division of Cardiology, Duke University School of Medicine, Durham, NC, USA
| | - Izza Shahid
- Division of Cardiovascular Prevention, Houston Methodist Academic Institute, Houston, TX, USA
| | - Stephen J Greene
- From the Division of Cardiology, Duke University School of Medicine, Durham, NC, USA.,Duke Clinical Research Institute, Durham, NC, USA
| | - Robert J Mentz
- From the Division of Cardiology, Duke University School of Medicine, Durham, NC, USA.,Duke Clinical Research Institute, Durham, NC, USA
| | - Adam D DeVore
- From the Division of Cardiology, Duke University School of Medicine, Durham, NC, USA.,Duke Clinical Research Institute, Durham, NC, USA
| | - Javed Butler
- Baylor Scott and White Research Institute, Baylor University Medical Center, 3434 Live Oak St Ste 501, Dallas 75204, TX, USA
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Docherty KF, McMurray JJV, Claggett BL, Miao ZM, Adams KF, Arias-Mendoza A, Cleland JGF, Diaz R, Echeverria Correa LE, Felker GM, Fonseca C, Li J, Metra M, Sliwa-Hahnle K, Solomon SD, Vandekerckhove HJ, Vinereanu D, Voors AA, Heitner SB, Kupfer S, Malik FI, Meng L, Teerlink JR. Efficacy of omecamtiv mecarbil in heart failure with reduced ejection fraction according to N-terminal pro-B-type natriuretic peptide level: insights from the GALACTIC-HF trial. Eur J Heart Fail 2023; 25:248-259. [PMID: 36597719 DOI: 10.1002/ejhf.2763] [Citation(s) in RCA: 5] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/01/2022] [Revised: 11/01/2022] [Accepted: 12/24/2022] [Indexed: 01/05/2023] Open
Abstract
AIM N-terminal pro-B-type natriuretic peptide (NT-proBNP) is predictive of both outcomes and response to treatment in patients with heart failure with reduced ejection fraction (HFrEF). The aim of this study was to examine the effect of the cardiac myosin activator omecamtiv mecarbil according to baseline NT-proBNP level in the Global Approach to Lowering Adverse Cardiac outcomes Through Improving Contractility in Heart Failure trial (GALACTIC-HF). METHODS AND RESULTS The primary outcome was the composite of a worsening heart failure event (urgent clinic visit, emergency department visit, or hospitalization) or cardiovascular death. We prespecified analysis of the effect of treatment according to baseline NT-proBNP (≤ median, > median), excluding individuals with atrial fibrillation/flutter (AF/AFL). Of the 8232 patients analysed, 8206 had an available baseline NT-proBNP measurement. Among the 5971 patients not in AF/AFL, the median (Q1-Q3) NT-proBNP level was 1675 (812-3579) pg/ml. Hazard ratios (HR) for the effect of omecamtiv mecarbil, compared with placebo, for the primary endpoint in patients without AF/AFL were: ≤ median 0.94 (95% confidence interval [CI] 0.80-1.09), > median 0.81 (0.73-0.90) (p-interaction = 0.095); for the overall population (including patients with AF/AFL) the HRs were ≤ median 1.01 (0.90-1.15) and > median 0.88 (0.80-0.96) (p-interaction = 0.035). There was an interaction between treatment and NT-proBNP, examined as a continuous variable, with greater effect of omecamtiv mecarbil on the primary outcome in patients with a higher baseline NT-proBNP (p-interaction = 0.086). CONCLUSIONS In GALACTIC-HF, the benefit of omecamtiv mecarbil appeared to be larger in patients with higher baseline NT-proBNP levels, especially in patients without AF/AFL. CLINICAL TRIAL REGISTRATION ClinicalTrials.gov Identifier NCT02929329; EudraCT number, 2016-002299-28.
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Affiliation(s)
- Kieran F Docherty
- British Heart Foundation Cardiovascular Research Centre, University of Glasgow, Glasgow, UK
| | - John J V McMurray
- British Heart Foundation Cardiovascular Research Centre, University of Glasgow, Glasgow, UK
| | - Brian L Claggett
- Division of Cardiovascular Medicine, Brigham and Women's Hospital and Harvard Medical School, Boston, MA, USA
| | - Zi Michael Miao
- Division of Cardiovascular Medicine, Brigham and Women's Hospital and Harvard Medical School, Boston, MA, USA
| | | | | | - John G F Cleland
- Robertson Centre for Biostatistics and Clinical Trials, Institute of Health and Wellbeing, University of Glasgow, Glasgow, UK
| | - Rafael Diaz
- Estudios Clinicos Latino America, Rosario, Argentina
| | | | - G Michael Felker
- Division of Cardiology, Duke University School of Medicine and Duke Clinical Research Institute, Durham, NC, USA
| | - Candida Fonseca
- Department of Internal Medicine, Hospital São Francisco Xavier, Lisbon, Portugal
| | - Jing Li
- National Clinical Research Center for Cardiovascular Diseases, Fuwai Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, National Center for Cardiovascular Diseases, Beijing, China
| | - Marco Metra
- Cardiology, ASST Spedali Civili; Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health, University of Brescia, Brescia, Italy
| | | | - Scott D Solomon
- Division of Cardiovascular Medicine, Brigham and Women's Hospital and Harvard Medical School, Boston, MA, USA
| | | | - Dragos Vinereanu
- University of Medicine and Pharmacy Carol Davila, University and Emergency Hospital, Bucharest, Romania
| | | | | | | | - Fady I Malik
- Cytokinetics, Inc., South San Francisco, CA, USA
| | - Lisa Meng
- Cytokinetics, Inc., South San Francisco, CA, USA
| | - John R Teerlink
- Section of Cardiology, San Francisco Veterans Affairs Medical Center and School of Medicine, University of California San Francisco, San Francisco, CA, USA
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Tomasoni D, Adamo M, Metra M. February 2023 at a glance: focus on pathophysiology and treatment. Eur J Heart Fail 2023; 25:135-138. [PMID: 36823990 DOI: 10.1002/ejhf.2806] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/12/2022] [Revised: 01/22/2023] [Accepted: 02/17/2023] [Indexed: 02/25/2023] Open
Affiliation(s)
- Daniela Tomasoni
- Cardiology and Cardiac Catheterization Laboratory, Cardio-Thoracic Department, Civil Hospitals; Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health, University of Brescia, Brescia, Italy
| | - Marianna Adamo
- Cardiology and Cardiac Catheterization Laboratory, Cardio-Thoracic Department, Civil Hospitals; Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health, University of Brescia, Brescia, Italy
| | - Marco Metra
- Cardiology and Cardiac Catheterization Laboratory, Cardio-Thoracic Department, Civil Hospitals; Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health, University of Brescia, Brescia, Italy
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Kumar M, Haghighi K, Koch S, Rubinstein J, Stillitano F, Hajjar RJ, Kranias EG, Sadayappan S. Myofilament Alterations Associated with Human R14del-Phospholamban Cardiomyopathy. Int J Mol Sci 2023; 24:2675. [PMID: 36768995 PMCID: PMC9917359 DOI: 10.3390/ijms24032675] [Citation(s) in RCA: 6] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/29/2022] [Revised: 01/23/2023] [Accepted: 01/27/2023] [Indexed: 02/01/2023] Open
Abstract
Phospholamban (PLN) is a major regulator of cardiac contractility, and human mutations in this gene give rise to inherited cardiomyopathies. The deletion of Arginine 14 is the most-prevalent cardiomyopathy-related mutation, and it has been linked to arrhythmogenesis and early death. Studies in PLN-humanized mutant mice indicated an increased propensity to arrhythmias, but the underlying cellular mechanisms associated with R14del-PLN cardiac dysfunction in the absence of any apparent structural remodeling remain unclear. The present study addressed the specific role of myofilaments in the setting of R14del-PLN and the long-term effects of R14del-PLN in the heart. Maximal force was depressed in skinned cardiomyocytes from both left and right ventricles, but this effect was more pronounced in the right ventricle of R14del-PLN mice. In addition, the Ca2+ sensitivity of myofilaments was increased in both ventricles of mutant mice. However, the depressive effects of R14del-PLN on contractile parameters could be reversed with the positive inotropic drug omecamtiv mecarbil, a myosin activator. At 12 months of age, corresponding to the mean symptomatic age of R14del-PLN patients, contractile parameters and Ca2+ transients were significantly depressed in the right ventricular R14del-PLN cardiomyocytes. Echocardiography did not reveal any alterations in cardiac function or remodeling, although histological and electron microscopy analyses indicated subtle alterations in mutant hearts. These findings suggest that both aberrant myocyte calcium cycling and aberrant contractility remain specific to the right ventricle in the long term. In addition, altered myofilament activity is an early characteristic of R14del-PLN mutant hearts and the positive inotropic drug omecamtiv mecarbil may be beneficial in treating R14del-PLN cardiomyopathy.
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Affiliation(s)
- Mohit Kumar
- Department of Medicine, University of Cincinnati College of Medicine, Cincinnati, OH 45267, USA
| | - Kobra Haghighi
- Department of Pharmacology and Systems Physiology, University of Cincinnati College of Medicine, Cincinnati, OH 45267, USA
| | - Sheryl Koch
- Department of Medicine, University of Cincinnati College of Medicine, Cincinnati, OH 45267, USA
| | - Jack Rubinstein
- Department of Medicine, University of Cincinnati College of Medicine, Cincinnati, OH 45267, USA
| | - Francesca Stillitano
- Division Heart and Lung, Department of Cardiology, University Medical Center Utrecht, 3584 CX Utrecht, The Netherlands
| | - Roger J. Hajjar
- Phospholamban Heart Foundation, Postbus 66, 1775 ZH Middenmeer, The Netherlands
| | - Evangelia G. Kranias
- Department of Pharmacology and Systems Physiology, University of Cincinnati College of Medicine, Cincinnati, OH 45267, USA
| | - Sakthivel Sadayappan
- Department of Medicine, University of Cincinnati College of Medicine, Cincinnati, OH 45267, USA
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37
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Worsening Heart Failure: Nomenclature, Epidemiology, and Future Directions: JACC Review Topic of the Week. J Am Coll Cardiol 2023; 81:413-424. [PMID: 36697141 DOI: 10.1016/j.jacc.2022.11.023] [Citation(s) in RCA: 51] [Impact Index Per Article: 51.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/18/2022] [Revised: 10/26/2022] [Accepted: 11/02/2022] [Indexed: 01/25/2023]
Abstract
Heart failure (HF) is a progressive disease characterized by variable durations of symptomatic stability often punctuated by episodes of worsening despite continued therapy. These periods of clinical worsening are increasingly recognized as a distinct phase in the history of HF, termed worsening HF (WHF). The definition of WHF continues to evolve from a historical focus solely on hospitalization to now include nonhospitalization events (eg, need for intravenous diuretic therapy in the emergency or outpatient setting). Most HF clinical trials to date have had HF hospitalization and death as primary endpoints, and only recently, some studies have included other WHF events regardless of location of care. This article reviews the evolution of the WHF definition, highlights the importance of considering the onset of WHF as an event that marks a new phase of HF, summarizes the latest clinical trials investigating novel therapies, and outlines unmet needs regarding identification and treatment of WHF.
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38
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Rashid AM, Khan MS, Fudim M, DeWald TA, DeVore A, Butler J. Management of Heart Failure With Reduced Ejection Fraction. Curr Probl Cardiol 2023; 48:101596. [PMID: 36681212 DOI: 10.1016/j.cpcardiol.2023.101596] [Citation(s) in RCA: 6] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/08/2023] [Accepted: 01/12/2023] [Indexed: 01/19/2023]
Abstract
Heart failure with reduced ejection fraction (HFrEF) is a complex and progressive clinical condition characterized by dyspnea and functional impairment. HFrEF has a high burden of mortality and readmission rate making it one of the most significant public health challenges. Basic treatment strategies include diuretics for symptom relief and use of quadruple therapy (Angiotensin receptor blocker/neprilysin inhibitors, evidence-based beta-blockers, mineralocorticoid receptor antagonists, and sodium-glucose co-transporter 2 inhibitors) for reduction in hospitalizations, all-cause mortality, and cardiovascular mortality. Despite compelling evidence of clinical benefit, guideline directed medical therapy is vastly underutilized in the real-world clinical practice. Other medications such as intravenous iron, ivabradine, hydralazine/nitrates and vericiguat may also have a role in certain subgroup of HFrEF patients. Specific groups of patients with HFrEF may also be candidates for various device therapies such as implanted cardioverter defibrillators, cardiac resynchronization therapy and trans catheter mitral valve repair. This review provides a comprehensive overview of drug and device management approaches for patients with HFrEF, recommendations for initiation and titrations of therapies, and challenges associated with guideline directed medical therapy in the management of patients with HFrEF (Graphical abstract).
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Affiliation(s)
| | | | - Marat Fudim
- Division of Cardiology, Duke University School of Medicine, Durham, NC; Duke Clinical Research Institute, Durham, NC
| | - Tracy A DeWald
- Division of Clinical Pharmacology, Duke University School of Medicine, Durham, NC
| | - Adam DeVore
- Division of Cardiology, Duke University School of Medicine, Durham, NC; Duke Clinical Research Institute, Durham, NC
| | - Javed Butler
- Department of Medicine, University of Mississippi Medical Center, Jackson, MS; Baylor Scott and White Research Institute, Dallas, TX.
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Vrachatis DA, Papathanasiou KA, Giotaki SG, Raisakis K, Kaoukis A, Kossyvakis C, Theodorakis A, Pediotidis S, Avramides D, Siasos G, Deftereos S. Advances in the Management of Heart Failure with Reduced Ejection Fraction; The Role of SGLT2is, ARNI, Myotropes, Vericiguat, and Anti-inflammatory Agents: A Mini-review. Curr Pharm Des 2023; 29:509-518. [PMID: 36927423 DOI: 10.2174/1381612829666230316142450] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/25/2022] [Revised: 01/22/2023] [Accepted: 01/24/2023] [Indexed: 03/18/2023]
Abstract
Heart failure with reduced ejection fraction (HFrEF) has been associated with poor prognosis, reduced quality of life, and increased healthcare expenditure. Despite tremendous advances in HFrEF management, reduced survival and a high rate of hospitalization remain unsolved issues. Furthermore, HFrEF morbidity and economic burden are estimated to increase in the following years; hence, new therapies are constantly emerging. In the last few years, a series of landmark clinical trials have expanded our therapeutic armamentarium with a ground-breaking change in HFrEF-related outcomes. Sodium-glucose co-transporter 2 inhibitors (mainly dapagliflozin and empagliflozin) have already revolutionized the management of HFrEF patients via a significant reduction in cardiovascular mortality and heart failure hospitalizations. Furthermore, vericiguat and omecamtiv mecarbil have emerged as promising and novel disease-modifying therapies. The former restores the impaired cyclic guanosine monophosphate pathway, and the latter stimulates cardiac myosin without marked arrhythmogenesis. Both vericiguat and omecamtiv mecarbil have been shown to reduce heart failure admissions. Sacubitril/valsartan is an established and effective therapy in HFrEF patients and should be considered as a replacement for angiotensin-converting enzyme inhibitors (ACEi) or angiotensin II receptor blockers (ARBs). Lastly, inflammasome activity is implicated in HFrEF pathophysiology, and the role of anti-inflammatory agents in HFrEF trajectories is readily scrutinized, yet available therapies are ineffective. This mini-review summarizes the major and most recent studies in this field, thus covering the current advances in HFrEF therapeutics.
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Affiliation(s)
| | - Konstantinos A Papathanasiou
- Second Department of Cardiology, National & Kapodistrian University of Athens, School of Medicine, University General Hospital ATTIKON, Athens, Greece
| | - Sotiria G Giotaki
- Second Department of Cardiology, National & Kapodistrian University of Athens, School of Medicine, University General Hospital ATTIKON, Athens, Greece
| | | | - Andreas Kaoukis
- Deparment of Cardiology, General Hospital of Athens "G.Gennimatas", Athens, Greece
| | | | - Andreas Theodorakis
- Deparment of Cardiology, General Hospital of Athens "G.Gennimatas", Athens, Greece
| | - Stauros Pediotidis
- Deparment of Cardiology, General Hospital of Athens "G.Gennimatas", Athens, Greece
| | - Dimitrios Avramides
- Deparment of Cardiology, General Hospital of Athens "G.Gennimatas", Athens, Greece
| | - Gerasimos Siasos
- Department of Cardiology, National and Kapodistrian University of Athens, Medical School, Sotiria Chest Disease Hospital, Athens, Greece
| | - Spyridon Deftereos
- Department of Cardiology, National & Kapodistrian University of Athens, School of Medicine, University General Hospital ATTIKON, Athens, Greece
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Crespo-Leiro MG, McDonagh TA, Barge-Caballero E. Omecamtiv mecarbil for patients with severe systolic dysfunction and hypotension. Eur Heart J 2022; 43:5017-5019. [PMID: 36367733 DOI: 10.1093/eurheartj/ehac552] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/12/2022] Open
Affiliation(s)
| | | | - Eduardo Barge-Caballero
- Cardiology Department, Complexo Hospitalario Universitario A Coruña, CIBERCV. INIBIC, UDC, A Coruña, Spain
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Riccardi M, Sammartino AM, Piepoli M, Adamo M, Pagnesi M, Rosano G, Metra M, von Haehling S, Tomasoni D. Heart failure: an update from the last years and a look at the near future. ESC Heart Fail 2022; 9:3667-3693. [PMID: 36546712 PMCID: PMC9773737 DOI: 10.1002/ehf2.14257] [Citation(s) in RCA: 27] [Impact Index Per Article: 13.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/19/2022] [Accepted: 11/21/2022] [Indexed: 12/24/2022] Open
Abstract
In the last years, major progress occurred in heart failure (HF) management. Quadruple therapy is now mandatory for all the patients with HF with reduced ejection fraction. Whilst verciguat is becoming available across several countries, omecamtiv mecarbil is waiting to be released for clinical use. Concurrent use of potassium-lowering agents may counteract hyperkalaemia and facilitate renin-angiotensin-aldosterone system inhibitor implementations. The results of the EMPagliflozin outcomE tRial in Patients With chrOnic heaRt Failure With Preserved Ejection Fraction (EMPEROR-Preserved) trial were confirmed by the Dapagliflozin in Heart Failure with Mildly Reduced or Preserved Ejection Fraction (DELIVER) trial, and we now have, for the first time, evidence for treatment of also patients with HF with preserved ejection fraction. In a pre-specified meta-analysis of major randomized controlled trials, sodium-glucose co-transporter-2 inhibitors reduced all-cause mortality, cardiovascular (CV) mortality, and HF hospitalization in the patients with HF regardless of left ventricular ejection fraction. Other steps forward have occurred in the treatment of decompensated HF. Acetazolamide in Acute Decompensated Heart Failure with Volume Overload (ADVOR) trial showed that the addition of intravenous acetazolamide to loop diuretics leads to greater decongestion vs. placebo. The addition of hydrochlorothiazide to loop diuretics was evaluated in the CLOROTIC trial. Torasemide did not change outcomes, compared with furosemide, in TRANSFORM-HF. Ferric derisomaltose had an effect on the primary outcome of CV mortality or HF rehospitalizations in IRONMAN (rate ratio 0.82; 95% confidence interval 0.66-1.02; P = 0.070). Further options for the treatment of HF, including device therapies, cardiac contractility modulation, and percutaneous treatment of valvulopathies, are summarized in this article.
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Affiliation(s)
- Mauro Riccardi
- Institute of Cardiology, ASST Spedali Civili di Brescia, Department of Medical and Surgical Specialties, Radiological Sciences, and Public HealthUniversity of BresciaBresciaItaly
| | - Antonio Maria Sammartino
- Institute of Cardiology, ASST Spedali Civili di Brescia, Department of Medical and Surgical Specialties, Radiological Sciences, and Public HealthUniversity of BresciaBresciaItaly
| | - Massimo Piepoli
- Clinical Cardiology, IRCCS Policlinico San DonatoUniversity of MilanMilanItaly
- Department of Preventive CardiologyUniversity of WrocławWrocławPoland
| | - Marianna Adamo
- Institute of Cardiology, ASST Spedali Civili di Brescia, Department of Medical and Surgical Specialties, Radiological Sciences, and Public HealthUniversity of BresciaBresciaItaly
| | - Matteo Pagnesi
- Institute of Cardiology, ASST Spedali Civili di Brescia, Department of Medical and Surgical Specialties, Radiological Sciences, and Public HealthUniversity of BresciaBresciaItaly
| | | | - Marco Metra
- Institute of Cardiology, ASST Spedali Civili di Brescia, Department of Medical and Surgical Specialties, Radiological Sciences, and Public HealthUniversity of BresciaBresciaItaly
| | - Stephan von Haehling
- Department of Cardiology and PneumologyUniversity of Goettingen Medical CenterGottingenGermany
- German Center for Cardiovascular Research (DZHK), Partner Site GöttingenGottingenGermany
| | - Daniela Tomasoni
- Institute of Cardiology, ASST Spedali Civili di Brescia, Department of Medical and Surgical Specialties, Radiological Sciences, and Public HealthUniversity of BresciaBresciaItaly
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42
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Kalyuzhin VV, Teplyakov AT, Bespalova ID, Kalyuzhina EV, Terentyeva NN, Grakova EV, Kopeva KV, Usov VY, Garganeeva NP, Pavlenko OA, Gorelova YV, Teteneva AV. Promising directions in the treatment of chronic heart failure: improving old or developing new ones? BULLETIN OF SIBERIAN MEDICINE 2022. [DOI: 10.20538/1682-0363-2022-3-181-197] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 02/04/2023]
Abstract
Unprecedented advances of recent decades in clinical pharmacology, cardiac surgery, arrhythmology, and cardiac pacing have significantly improved the prognosis in patients with chronic heart failure (CHF). However, unfortunately, heart failure continues to be associated with high mortality. The solution to this problem consists in simultaneous comprehensive use in clinical practice of all relevant capabilities of continuously improving methods of heart failure treatment proven to be effective in randomized controlled trials (especially when confirmed by the results of studies in real clinical practice), on the one hand, and in development and implementation of innovative approaches to CHF treatment, on the other hand. This is especially relevant for CHF patients with mildly reduced and preserved left ventricular ejection fraction, as poor evidence base for the possibility of improving the prognosis in such patients cannot justify inaction and leaving them without hope of a clinical improvement in their condition. The lecture consistently covers the general principles of CHF treatment and a set of measures aimed at inotropic stimulation and unloading (neurohormonal, volumetric, hemodynamic, and immune) of the heart and outlines some promising areas of disease-modifying therapy.
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Affiliation(s)
| | - A. T. Teplyakov
- Cardiology Research Institute, Tomsk National Research Medical Center (NRMC), Russian Academy of Sciences
| | | | | | | | - E. V. Grakova
- Cardiology Research Institute, Tomsk National Research Medical Center (NRMC), Russian Academy of Sciences
| | - K. V. Kopeva
- Cardiology Research Institute, Tomsk National Research Medical Center (NRMC), Russian Academy of Sciences
| | - V. Yu. Usov
- Cardiology Research Institute, Tomsk National Research Medical Center (NRMC), Russian Academy of Sciences
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Lim AH, Abdul Rahim N, Zhao J, Cheung SYA, Lin YW. Cost effectiveness analyses of pharmacological treatments in heart failure. Front Pharmacol 2022; 13:919974. [PMID: 36133814 PMCID: PMC9483981 DOI: 10.3389/fphar.2022.919974] [Citation(s) in RCA: 4] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/19/2022] [Accepted: 08/08/2022] [Indexed: 12/04/2022] Open
Abstract
In a rapidly growing and aging population, heart failure (HF) has become recognised as a public health concern that imposes high economic and societal costs worldwide. HF management stems from the use of highly cost-effective angiotensin converting enzyme inhibitors (ACEi) and β-blockers to the use of newer drugs such as sodium-glucose cotransporter-2 inhibitors (SGLT2i), ivabradine, and vericiguat. Modelling studies of pharmacological treatments that report on cost effectiveness in HF is important in order to guide clinical decision making. Multiple cost-effectiveness analysis of dapagliflozin for heart failure with reduced ejection fraction (HFrEF) suggests that it is not only cost-effective and has the potential to improve long-term clinical outcomes, but is also likely to meet conventional cost-effectiveness thresholds in many countries. Similar promising results have also been shown for vericiguat while a cost effectiveness analysis (CEA) of empagliflozin has shown cost effectiveness in HF patients with Type 2 diabetes. Despite the recent FDA approval of dapagliflozin and empagliflozin in HF, it might take time for these SGLT2i to be widely used in real-world practice. A recent economic evaluation of vericiguat found it to be cost effective at a higher cost per QALY threshold than SGLT2i. However, there is a lack of clinical or real-world data regarding whether vericiguat would be prescribed on top of newer treatments or in lieu of them. Sacubitril/valsartan has been commonly compared to enalapril in cost effectiveness analysis and has been found to be similar to that of SGLT2i but was not considered a cost-effective treatment for heart failure with reduced ejection fraction in Thailand and Singapore with the current economic evaluation evidences. In order for more precise analysis on cost effectiveness analysis, it is necessary to take into account the income level of various countries as it is certainly easier to allocate more financial resources for the intervention, with greater effectiveness, in high- and middle-income countries than in low-income countries. This review aims to evaluate evidence and cost effectiveness studies in more recent HF drugs i.e., SGLT2i, ARNi, ivabradine, vericiguat and omecamtiv, and gaps in current literature on pharmacoeconomic studies in HF.
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Affiliation(s)
- Audrey Huili Lim
- Institute for Clinical Research, National Institutes of Health, Shah Alam, Malaysia
- *Correspondence: Audrey Huili Lim,
| | - Nusaibah Abdul Rahim
- Malaya Translational and Clinical Pharmacometrics Group, Department of Clinical Pharmacy and Pharmacy Practice, Faculty of Pharmacy, University of Malaya, Kuala Lumpur, Malaysia
| | - Jinxin Zhao
- Infection and Immunity Program and Department of Microbiology, Biomedicine Discovery Institute, Monash University, Clayton, VIC, Australia
| | | | - Yu-Wei Lin
- Malaya Translational and Clinical Pharmacometrics Group, Department of Clinical Pharmacy and Pharmacy Practice, Faculty of Pharmacy, University of Malaya, Kuala Lumpur, Malaysia
- Infection and Immunity Program and Department of Microbiology, Biomedicine Discovery Institute, Monash University, Clayton, VIC, Australia
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Pagnesi M, Lombardi CM, Chiarito M, Stolfo D, Baldetti L, Loiacono F, Tedino C, Arrigoni L, Ghiraldin D, Tomasoni D, Inciardi RM, Maccallini M, Villaschi A, Gasparini G, Montella M, Contessi S, Cocianni D, Perotto M, Barone G, Merlo M, Cappelletti AM, Sinagra G, Pini D, Metra M. Prognostic impact of the updated 2018 HFA-ESC definition of advanced heart failure: results from the HELP-HF registry. Eur J Heart Fail 2022; 24:1493-1503. [PMID: 35603658 PMCID: PMC9796314 DOI: 10.1002/ejhf.2561] [Citation(s) in RCA: 23] [Impact Index Per Article: 11.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/13/2022] [Revised: 05/16/2022] [Accepted: 05/18/2022] [Indexed: 01/01/2023] Open
Abstract
AIMS The Heart Failure Association of the European Society of Cardiology (HFA-ESC) proposed a definition of advanced heart failure (HF) that has not been validated, yet. We assessed its prognostic impact in a consecutive series of patients with high-risk HF. METHODS AND RESULTS The HELP-HF registry enrolled consecutive patients with HF and at least one high-risk 'I NEED HELP' marker, evaluated at four Italian centres between 1st January 2020 and 30th November 2021. Patients meeting the HFA-ESC advanced HF definition were compared to patients not meeting this definition. The primary endpoint was the composite of all-cause mortality or first HF hospitalization. Out of 4753 patients with HF screened, 1149 (24.3%) patients with at least one high-risk 'I NEED HELP' marker were included (mean age 75.1 ± 11.5 years, 67.3% male, median left ventricular ejection fraction [LVEF] 35% [interquartile range 25%-50%]). Among them, 193 (16.8%) patients met the HFA-ESC advanced HF definition. As compared to others, these patients were younger, had lower LVEF, higher natriuretic peptides and a worse clinical profile. The 1-year rate of the primary endpoint was 69.3% in patients with advanced HF according to the HFA-ESC definition versus 41.8% in the others (hazard ratio [HR] 2.23, 95% confidence interval [CI] 1.82-2.74, p < 0.001). The prognostic impact of the HFA-ESC advanced HF definition was confirmed after multivariable adjustment for relevant covariates (adjusted HR 1.98, 95% CI 1.57-2.50, p < 0.001). CONCLUSIONS The HFA-ESC advanced HF definition had a strong prognostic impact in a contemporary, real-world, multicentre high-risk cohort of patients with HF.
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Affiliation(s)
- Matteo Pagnesi
- Institute of Cardiology, ASST Spedali Civili, Department of Medical and Surgical SpecialtiesRadiological Sciences and Public Health, University of BresciaBresciaItaly
| | - Carlo Mario Lombardi
- Institute of Cardiology, ASST Spedali Civili, Department of Medical and Surgical SpecialtiesRadiological Sciences and Public Health, University of BresciaBresciaItaly
| | - Mauro Chiarito
- Humanitas Research Hospital IRCCSRozzano (MI)Italy,Department of Biomedical SciencesHumanitas UniversityPieve Emanuele (MI)Italy
| | - Davide Stolfo
- Cardiovascular DepartmentAzienda Sanitaria Universitaria Giuliano Isontina (ASUGI), University of TriesteTriesteItaly
| | - Luca Baldetti
- Cardiac Intensive Care UnitIRCCS San Raffaele Scientific InstituteMilanItaly
| | | | - Chiara Tedino
- Institute of Cardiology, ASST Spedali Civili, Department of Medical and Surgical SpecialtiesRadiological Sciences and Public Health, University of BresciaBresciaItaly
| | - Luca Arrigoni
- Institute of Cardiology, ASST Spedali Civili, Department of Medical and Surgical SpecialtiesRadiological Sciences and Public Health, University of BresciaBresciaItaly
| | - Daniele Ghiraldin
- Institute of Cardiology, ASST Spedali Civili, Department of Medical and Surgical SpecialtiesRadiological Sciences and Public Health, University of BresciaBresciaItaly
| | - Daniela Tomasoni
- Institute of Cardiology, ASST Spedali Civili, Department of Medical and Surgical SpecialtiesRadiological Sciences and Public Health, University of BresciaBresciaItaly
| | - Riccardo Maria Inciardi
- Institute of Cardiology, ASST Spedali Civili, Department of Medical and Surgical SpecialtiesRadiological Sciences and Public Health, University of BresciaBresciaItaly
| | - Marta Maccallini
- Humanitas Research Hospital IRCCSRozzano (MI)Italy,Department of Biomedical SciencesHumanitas UniversityPieve Emanuele (MI)Italy
| | - Alessandro Villaschi
- Humanitas Research Hospital IRCCSRozzano (MI)Italy,Department of Biomedical SciencesHumanitas UniversityPieve Emanuele (MI)Italy
| | - Gaia Gasparini
- Humanitas Research Hospital IRCCSRozzano (MI)Italy,Department of Biomedical SciencesHumanitas UniversityPieve Emanuele (MI)Italy
| | - Marco Montella
- Humanitas Research Hospital IRCCSRozzano (MI)Italy,Department of Biomedical SciencesHumanitas UniversityPieve Emanuele (MI)Italy
| | - Stefano Contessi
- Cardiovascular DepartmentAzienda Sanitaria Universitaria Giuliano Isontina (ASUGI), University of TriesteTriesteItaly
| | - Daniele Cocianni
- Cardiovascular DepartmentAzienda Sanitaria Universitaria Giuliano Isontina (ASUGI), University of TriesteTriesteItaly
| | - Maria Perotto
- Cardiovascular DepartmentAzienda Sanitaria Universitaria Giuliano Isontina (ASUGI), University of TriesteTriesteItaly
| | - Giuseppe Barone
- Cardiac Intensive Care UnitIRCCS San Raffaele Scientific InstituteMilanItaly
| | - Marco Merlo
- Cardiovascular DepartmentAzienda Sanitaria Universitaria Giuliano Isontina (ASUGI), University of TriesteTriesteItaly
| | | | - Gianfranco Sinagra
- Cardiovascular DepartmentAzienda Sanitaria Universitaria Giuliano Isontina (ASUGI), University of TriesteTriesteItaly
| | - Daniela Pini
- Humanitas Research Hospital IRCCSRozzano (MI)Italy
| | - Marco Metra
- Institute of Cardiology, ASST Spedali Civili, Department of Medical and Surgical SpecialtiesRadiological Sciences and Public Health, University of BresciaBresciaItaly
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Sindone AP, De Pasquale C, Amerena J, Burdeniuk C, Chan A, Coats A, Hare D, Macdonald P, Sverdlov A, Atherton JJ. Consensus statement on the current pharmacological prevention and management of heart failure. Med J Aust 2022; 217:212-217. [PMID: 35908234 PMCID: PMC9545515 DOI: 10.5694/mja2.51656] [Citation(s) in RCA: 12] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/14/2022] [Revised: 04/26/2022] [Accepted: 05/02/2022] [Indexed: 12/11/2022]
Abstract
Introduction: This consensus statement of Australian clinicians provides new recommendations for the pharmacological management of heart failure based on studies reported since the publication of the 2018 Australian heart failure guidelines. Main recommendations:Use of sodium–glucose cotransporter 2 (SGLT2) inhibitors to prevent hospitalisation for heart failure in type 2 diabetes mellitus can be extended to patients with multiple cardiovascular risk factors, albuminuric chronic kidney disease, or atherosclerotic cardiovascular disease. New evidence supports the use of a mineralocorticoid receptor antagonist (finerenone) to prevent heart failure in type 2 diabetes mellitus associated with albuminuric chronic kidney disease. In addition to renin angiotensin system inhibitors (angiotensin receptor neprilysin inhibitor preferred), beta blockers and mineralocorticoid receptor antagonists, an SGLT2 inhibitor (dapagliflozin or empagliflozin) is recommended in all patients with heart failure with reduced left ventricular ejection fraction (LVEF ≤ 40%) (HFrEF). Lower quality evidence supports these therapies in patients with heart failure with mildly reduced LVEF (41‐49%) (HFmrEF). A soluble guanylate cyclase stimulator (vericiguat), selective cardiac myosin activator (omecamtiv mecarbil) and, if iron deficient, intravenous iron (ferric carboxymaltose) provide additional benefits in persistent HFrEF. An SGLT2 inhibitor (empagliflozin) should be considered in patients with heart failure with preserved LVEF (≥ 50%) (HFpEF).
Key changes in management from this statement: This document broadens the scope of angiotensin receptor neprilysin inhibitor use in patients with HFrEF and HFmrEF. SGLT2 inhibitor use expands to become a cornerstone therapy in HFrEF, with increasing evidence to support its use in HFmrEF and HFpEF.
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Affiliation(s)
| | | | - John Amerena
- University Hospital Geelong Geelong VIC
- Deakin University Melbourne VIC
| | | | - Alicia Chan
- Royal Adelaide Hospital Adelaide SA
- University of Adelaide Adelaide SA
| | | | | | - Peter Macdonald
- St Vincent's Hospital Sydney NSW
- Victor Chang Cardiac Research Institute Sydney NSW
| | - Aaron Sverdlov
- Hunter Medical Research Institute University of Newcastle Sydney NSW
- John Hunter Hospital Sydney NSW
| | - John J Atherton
- Royal Brisbane and Women's Hospital Brisbane QLD
- University of Queensland Brisbane QLD
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Murphy D, Banerjee D. Hyperkalaemia in Heart Failure: Consequences for Outcome and Sequencing of Therapy. Curr Heart Fail Rep 2022; 19:191-199. [PMID: 35704263 PMCID: PMC9329160 DOI: 10.1007/s11897-022-00552-3] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 04/18/2022] [Indexed: 11/19/2022]
Abstract
PURPOSE OF REVIEW Heart failure (HF), in conjunction with common comorbidities such as chronic kidney disease and diabetes and medical therapies such as RAASi, predisposes to hyperkalaemia which may lead to hospitalisation and death. This paper aims to review the most current evidence surrounding the risks and management of hyperkalaemia in HF, with particular focus on recent research into RAASi including novel selective mineralocorticoid receptor blockers and novel potassium binders. RECENT FINDINGS The most recent evidence shows that even moderate hyperkalaemia may predispose to adverse outcomes such as hospitalisation and death. Furthermore, it may prevent patients from receiving optimal medical therapy for HF by reducing prescription of RAASi therapy. Novel potassium binders such as sodium zirconium cyclosilicate (SZC) and patiromer present potential options to reduce and prevent hyperkalaemia as well as maintain optimal RAASi dosing in HF. Management of hyperkalaemia in HF has advanced in recent years. New therapies such as SZC and patiromer are contributing to the management of acute hyperkalaemia and also access to life-saving RAASi therapies by tackling and preventing hyperkalaemia in the community.
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Affiliation(s)
- Daniel Murphy
- Institute of Medical and Biomedical Education, St George's, University of London, Cranmer Terrace, London, SW17 0RE, UK
- Renal and Transplantation Department, St George's, University Hospitals NHS Foundation Trust, Blackshaw Road, London, SW17 0QT, UK
| | - Debasish Banerjee
- Institute of Medical and Biomedical Education, St George's, University of London, Cranmer Terrace, London, SW17 0RE, UK.
- Renal and Transplantation Department, St George's, University Hospitals NHS Foundation Trust, Blackshaw Road, London, SW17 0QT, UK.
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Morelli C, Ingrasciotta G, Jacoby D, Masri A, Olivotto I. Sarcomere protein modulation: The new frontier in cardiovascular medicine and beyond. Eur J Intern Med 2022; 102:1-7. [PMID: 35534374 DOI: 10.1016/j.ejim.2022.04.020] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/15/2022] [Revised: 04/14/2022] [Accepted: 04/17/2022] [Indexed: 01/10/2023]
Abstract
Over the past decade, the constant progress in science and technologies has provided innovative drug molecules that address specific disease mechanisms thus opening the era of drugs targeting the underlying pathophysiology of the disease. In this scenario, a new paradigm of modulation has emerged, following the development of small molecules capable of interfering with sarcomere contractile proteins. Potential applications include heart muscle disease and various forms of heart failure, although promising targets also include conditions affecting the skeletal muscle, such as degenerative neuromuscular diseases. In cardiac patients, a cardiac myosin stimulator, omecamtiv mecarbil, has shown efficacy in heart failure with reduced systolic function, lowering heart failure related events or cardiovascular death, while two inhibitors, mavacamten and aficamten, in randomized trials targeting hypertrophic cardiomyopathy, have been shown to reduce hypercontractility and left ventricular outflow obstruction improving functional capacity. Based on years of intensive basic and translational research, these agents are the prototypes of active pipelines promising to deliver an array of molecules in the near future. We here review the available evidence and future perspectives of myosin modulation in cardiovascular medicine.
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Affiliation(s)
- Cristina Morelli
- Azienda Ospedaliera Universitaria Careggi and University of Florence, Florence, Italy
| | - Gessica Ingrasciotta
- Azienda Ospedaliera Universitaria Careggi and University of Florence, Florence, Italy
| | - Daniel Jacoby
- Department of Internal Medicine, Section of Cardiovascular Medicine, Yale University, New Haven, CT, USA
| | - Ahmad Masri
- Knight Cardiovascular Institute, Oregon Health & Science University, Portland, OR, USA
| | - Iacopo Olivotto
- Azienda Ospedaliera Universitaria Careggi and University of Florence, Florence, Italy.
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48
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Drazner MH. Omecamtiv Mecarbil as a Therapy for Heart Failure With Low Ejection Fraction. JAMA 2022; 328:249-250. [PMID: 35852543 DOI: 10.1001/jama.2022.6805] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/14/2022]
Affiliation(s)
- Mark H Drazner
- Division of Cardiology, Department of Internal Medicine, University of Texas Southwestern Medical Center, Dallas
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49
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Lewis GD, Voors AA, Cohen-Solal A, Metra M, Whellan DJ, Ezekowitz JA, Böhm M, Teerlink JR, Docherty KF, Lopes RD, Divanji PH, Heitner SB, Kupfer S, Malik FI, Meng L, Wohltman A, Felker GM. Effect of Omecamtiv Mecarbil on Exercise Capacity in Chronic Heart Failure With Reduced Ejection Fraction: The METEORIC-HF Randomized Clinical Trial. JAMA 2022; 328:259-269. [PMID: 35852527 PMCID: PMC9297119 DOI: 10.1001/jama.2022.11016] [Citation(s) in RCA: 25] [Impact Index Per Article: 12.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/21/2023]
Abstract
IMPORTANCE Exercise limitation is a cardinal manifestation of heart failure with reduced ejection fraction (HFrEF) but is not consistently improved by any of the current guideline-directed medical therapies. OBJECTIVE To determine whether omecamtiv mecarbil, a novel direct myosin activator that improves cardiac performance and reduces the risk for cardiovascular death or first HF event in HFrEF, can improve peak exercise capacity in patients with chronic HFrEF. DESIGN, SETTING, AND PARTICIPANTS Phase 3, double-blind, placebo-controlled randomized trial of patients with HFrEF (left ventricular ejection fraction ≤35%), New York Heart Association class II-III symptoms, N-terminal pro-B-type natriuretic peptide level of 200 pg/mL or greater, and baseline peak oxygen uptake (V̇o2) of 75% or less of predicted. Patients were randomized in a 2:1 ratio (omecamtiv mecarbil to placebo) between March 2019 and May 2021 at 63 sites in North America and Europe, with the last patient visit occurring on November 29, 2021. INTERVENTIONS Omecamtiv mecarbil (n = 185) or matching placebo (n = 91), given orally twice daily at a dose of 25 mg, 37.5 mg, or 50 mg based on target plasma levels, for 20 weeks. MAIN OUTCOMES AND MEASURES The primary end point was a change in exercise capacity (peak V̇o2) from baseline to week 20. Secondary end points included total workload, ventilatory efficiency, and daily physical activity as determined by accelerometry. RESULTS Among 276 patients who were randomized (median age, 64 years; IQR, 55-70 years; 42 women [15%]), 249 (90%) completed the trial. The median left ventricular ejection fraction was 28% (IQR, 21-33) and the median baseline peak V̇o2 was 14.2 mL/kg/min (IQR, 11.6-17.4) in the omecamtiv mecarbil group and 15.0 mL/kg/min (IQR, 12.0-17.2) in the placebo group. Mean change in peak V̇o2 did not differ significantly between the omecamtiv mecarbil and placebo groups (mean, -0.24 mL/kg/min vs 0.21 mL/kg/min; least square mean difference, -0.45 mL/kg/min [95% CI, -1.02 to 0.13]; P = .13). Adverse events included dizziness (omecamtiv mecarbil: 4.9%, placebo: 5.5%), fatigue (omecamtiv mecarbil: 4.9%, placebo: 4.4%), heart failure events (omecamtiv mecarbil: 4.9%, placebo: 4.4%), death (omecamtiv mecarbil: 1.6%, placebo: 1.1%), stroke (omecamtiv mecarbil: 0.5%, placebo: 1.1%), and myocardial infarction (omecamtiv mecarbil: 0%, placebo: 1.1%). CONCLUSIONS AND RELEVANCE In patients with chronic HFrEF, omecamtiv mecarbil did not significantly improve exercise capacity over 20 weeks compared with placebo. These findings do not support the use of omecamtiv mecarbil for treatment of HFrEF for improvement of exercise capacity. TRIAL REGISTRATION ClinicalTrials.gov Identifier: NCT03759392.
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Affiliation(s)
| | - Adriaan A. Voors
- Department of Cardiology, University Medical Center Groningen, Groningen, the Netherlands
| | - Alain Cohen-Solal
- Paris University, UMR-S 942, Department of Cardiology, Lariboisiere Hospital, Assistance Publique Hopitaux de Paris, Paris, France
| | - Marco Metra
- Cardiology, ASST Spedali Civili, Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health, University of Brescia, Brescia, Italy
| | - David J. Whellan
- Department of Medicine, Sidney Kimmel Medical College, Thomas Jefferson University Hospital, Philadelphia, Pennsylvania
| | | | - Michael Böhm
- Department of Internal Medicine, Saarland University, Homburg, Saarland, Germany
- Department of Cardiology, Saarland University, Homburg, Saarland, Germany
| | - John R. Teerlink
- Section of Cardiology, San Francisco Veterans Affairs Medical Center and University of California, San Francisco
| | - Kieran F. Docherty
- BHF Cardiovascular Research Centre, Institute of Cardiovascular and Medical Sciences, University of Glasgow, Glasgow, Scotland
| | - Renato D. Lopes
- Division of Cardiology, School of Medicine, Duke University Medical Center, Durham, North Carolina
| | | | | | - Stuart Kupfer
- Cytokinetics, Incorporated, South San Francisco, California
| | - Fady I. Malik
- Cytokinetics, Incorporated, South San Francisco, California
| | - Lisa Meng
- Cytokinetics, Incorporated, South San Francisco, California
| | - Amy Wohltman
- Cytokinetics, Incorporated, South San Francisco, California
| | - G. Michael Felker
- Division of Cardiology, School of Medicine, Duke University Medical Center, Durham, North Carolina
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Straining for Surrogacy. JACC Cardiovasc Imaging 2022; 15:1542-1544. [DOI: 10.1016/j.jcmg.2022.05.005] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/03/2022] [Accepted: 05/12/2022] [Indexed: 11/24/2022]
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