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Marsac P, Wallet T, Redheuil A, Gueda Moussa M, Lamy J, Nguyen V, Charpentier E, Hammoudi N, Bollache E, Kachenoura N. New atrio-ventricular indices derived from conventional cine MRI correlate with functional capacity in patients with asymptomatic primary mitral regurgitation. Sci Rep 2024; 14:21429. [PMID: 39271732 PMCID: PMC11399337 DOI: 10.1038/s41598-024-71563-4] [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: 12/14/2023] [Accepted: 08/29/2024] [Indexed: 09/15/2024] Open
Abstract
Mitral regurgitation (MR) is associated with morphological and functional alterations of left atrium (LA) and ventricle (LV), possibly inducing LA-LV misalignment. We aimed to: (1) characterize angulation between LA and mitral annulus from conventional cine MRI data and feature-tracking (FT) contours, (2) assess their associations with functional capacity in MR patients, as assessed by oxygen consumption (peak-VO2) and minute ventilation to carbon dioxide production (VE/VCO2) slope, in comparison with MRI LA/LV strain indices. Thirty-two asymptomatic primary MR patients (56 [40; 66] years, 12 women) underwent cardiac MRI resulting in LA/LV conventional FT-derived strain indices. Then, end-diastolic angles were derived from FT LA contours: (1) α, centered on the LA centre of mass and defined by mitral valve extremities, (2) γ, centered on the mitral ring anterior/lateral side, and defined by LA centre and the other extremity of the mitral ring. Cardiopulmonary exercise testing with simultaneous echocardiography were also performed; peak-VO2 and VE/VCO2 slope were measured. While peak-VO2 and VE/VCO2 slope were not correlated to LA/LV strains, they were significantly associated with angles (α: r = 0.50, p = 0.003 and r = - 0.52, p = 0.003; γ: r = - 0.53, p = 0.002 and r = 0.52, p = 0.003; respectively), independently of age and gender (R2 ≥ 0.29, p ≤ 0.03). In primary MR, the new LA/mitral annulus angles, computed directly from standard-of-care MRI, are better correlated to exercise tolerance than conventional LA/LV strain.
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Affiliation(s)
- Perrine Marsac
- Sorbonne Université, Inserm, CNRS, Laboratoire d'Imagerie Biomédicale, LIB, 15 rue de l'ecole de medecine, 75006, Paris, France
| | - Thomas Wallet
- Sorbonne Université, ACTION Study Group, INSERM UMRS_1166, Institut de Cardiologie, Hôpital Pitié-Salpêtrière (AP-HP), Paris, France
| | - Alban Redheuil
- Hôpital Universitaire Pitié-Salpêtrière, Unité d'Imagerie Cardiovasculaire et Thoracique (ICT), Paris, France
| | - Moussa Gueda Moussa
- Sorbonne Université, Inserm, CNRS, Laboratoire d'Imagerie Biomédicale, LIB, 15 rue de l'ecole de medecine, 75006, Paris, France
| | - Jérôme Lamy
- Hôpital Européen Georges-Pompidou, Cardiovascular Research Center (PARCC, Inserm U970), Paris, France
| | - Vincent Nguyen
- Sorbonne Université, Inserm, CNRS, Laboratoire d'Imagerie Biomédicale, LIB, 15 rue de l'ecole de medecine, 75006, Paris, France
| | - Etienne Charpentier
- Hôpital Universitaire Pitié-Salpêtrière, Unité d'Imagerie Cardiovasculaire et Thoracique (ICT), Paris, France
| | - Nadjib Hammoudi
- Sorbonne Université, ACTION Study Group, INSERM UMRS_1166, Institut de Cardiologie, Hôpital Pitié-Salpêtrière (AP-HP), Paris, France
| | - Emilie Bollache
- Sorbonne Université, Inserm, CNRS, Laboratoire d'Imagerie Biomédicale, LIB, 15 rue de l'ecole de medecine, 75006, Paris, France
| | - Nadjia Kachenoura
- Sorbonne Université, Inserm, CNRS, Laboratoire d'Imagerie Biomédicale, LIB, 15 rue de l'ecole de medecine, 75006, Paris, France.
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Riebel CIB, Ilie Orzan R, Negru A, Agoston-Coldea L. The Role of Global Longitudinal Strain in the Follow-Up of Asymptomatic Patients with Chronic Primary Mitral Regurgitation. J Clin Med 2024; 13:5304. [PMID: 39274517 PMCID: PMC11396466 DOI: 10.3390/jcm13175304] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/16/2024] [Revised: 09/03/2024] [Accepted: 09/04/2024] [Indexed: 09/16/2024] Open
Abstract
Background/Objectives: In patients with chronic primary mitral regurgitation (MR), postoperative persistent left ventricular (LV) dysfunction underlines the lack of a sensitive parameter that can identify subclinical LV dysfunction and optimize the timing of intervention. Left ventricular global longitudinal strain (LV-GLS) is a measure of the longitudinal left ventricular systolic function, with prognostic significance. Its role in the follow-up of asymptomatic patients with MR is, however, poorly defined. The aim of this study was to assess the relative changes in LV-GLS in a cohort of MR patients and to correlate these changes with the need for intervention during a follow-up period. Methods: We conducted a prospective study on a cohort of 218 patients, divided into three subgroups according to MR severity (mild, moderate, severe). LV-GLS was measured at baseline and every six months during a median follow-up period of 30 months. The composite endpoint was the occurrence of heart failure symptoms, hospitalization for heart failure, LVEF < 60%, LVEDD > 45 mm, new onset atrial fibrillation, or cardiovascular death. Results: Patients with moderate and severe MR had a significantly lower GLS at baseline than those with mild MR (19.5% and 19.1% versus 22.3%, p < 0.01) despite a normal LVEF in all subgroups. The relative decrease in LV-GLS occurred earlier (at 12 months vs. 24 months) and was more evident in patients with moderate and severe MR (13.6% and 14.5%, respectively) versus patients with mild MR (6.72%). The baseline LV-GLS being under 18% and a relative decrease of over 10% in GLS were independent predictors of a composite outcome (HR = 1.59, CI 95% 1.17-2.86; HR = 1.74, CI 95% 1.2-2.91, p < 0.01). Conclusions: LV-GLS is a valuable monitoring tool for asymptomatic MR patients, a relative decrease > 10% in GLS may be predictive for the need for valve intervention.
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Affiliation(s)
| | - Rares Ilie Orzan
- Department of Internal Medicine, "Iuliu Hatieganu" University of Medicine and Pharmacy, 400347 Cluj Napoca, Romania
| | - Andra Negru
- Department of Internal Medicine, "Iuliu Hatieganu" University of Medicine and Pharmacy, 400347 Cluj Napoca, Romania
| | - Lucia Agoston-Coldea
- Department of Cardiology, "Iuliu Hatieganu" University of Medicine and Pharmacy, 400347 Cluj Napoca, Romania
- Department of Internal Medicine, "Iuliu Hatieganu" University of Medicine and Pharmacy, 400347 Cluj Napoca, Romania
- 2nd Department of Internal Medicine, Emergency County Hospital, 400347 Cluj-Napoca, Romania
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3
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Smiseth OA, Rider O, Cvijic M, Valkovič L, Remme EW, Voigt JU. Myocardial Strain Imaging: Theory, Current Practice, and the Future. JACC Cardiovasc Imaging 2024:S1936-878X(24)00301-2. [PMID: 39269417 DOI: 10.1016/j.jcmg.2024.07.011] [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: 02/27/2024] [Revised: 07/01/2024] [Accepted: 07/03/2024] [Indexed: 09/15/2024]
Abstract
Myocardial strain imaging by echocardiography or cardiac magnetic resonance (CMR) is a powerful method to diagnose cardiac disease. Strain imaging provides measures of myocardial shortening, thickening, and lengthening and can be applied to any cardiac chamber. Left ventricular (LV) global longitudinal strain by speckle-tracking echocardiography is the most widely used clinical strain parameter. Several CMR-based modalities are available and are ready to be implemented clinically. Clinical applications of strain include global longitudinal strain as a more sensitive method than ejection fraction for diagnosing mild systolic dysfunction. This applies to patients suspected of having heart failure with normal LV ejection fraction, to early systolic dysfunction in valvular disease, and when monitoring myocardial function during cancer chemotherapy. Segmental LV strain maps provide diagnostic clues in specific cardiomyopathies, when evaluating LV dyssynchrony and ischemic dysfunction. Strain imaging is a promising modality to quantify right ventricular function. Left atrial strain may be used to evaluate LV diastolic function and filling pressure.
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Affiliation(s)
- Otto A Smiseth
- Institute for Surgical Research, Division of Cardiovascular and Pulmonary Diseases, Oslo University Hospital, Rikshospitalet, and University of Oslo, Oslo, Norway.
| | - Oliver Rider
- Oxford Centre for Clinical Magnetic Resonance Research, RDM Cardiovascular Medicine, University of Oxford, Oxford, United Kingdom
| | - Marta Cvijic
- Department of Cardiology, University Medical Centre Ljubljana, Ljubljana, Slovenia; Faculty of Medicine, University of Ljubljana, Ljubljana, Slovenia
| | - Ladislav Valkovič
- Oxford Centre for Clinical Magnetic Resonance Research, RDM Cardiovascular Medicine, University of Oxford, Oxford, United Kingdom; Department of Imaging Methods, Institute of Measurement Science, Slovak Academy of Sciences, Bratislava, Slovakia
| | - Espen W Remme
- Institute for Surgical Research, Division of Cardiovascular and Pulmonary Diseases, Oslo University Hospital, Rikshospitalet, and University of Oslo, Oslo, Norway; The Intervention Center, Oslo University Hospital, Rikshospitalet, Oslo, Norway
| | - Jens-Uwe Voigt
- Department of Cardiovascular Diseases, University Hospitals Leuven, Leuven, Belgium; Department of Cardiovascular Sciences, KU Leuven-University of Leuven, Leuven, Belgium
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Bolaji O, Oriaifo O, Adabale O, Dilibe A, Kuruvada K, Ouedraogo F, Ezeh E, Nair A, Olanipekun T, Mazimba S, Alraies C. A meta-analysis of left ventricular dysfunction in ankylosing spondylitis. J Clin Hypertens (Greenwich) 2024; 26:772-788. [PMID: 38708932 PMCID: PMC11232451 DOI: 10.1111/jch.14827] [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: 12/26/2023] [Revised: 04/03/2024] [Accepted: 04/12/2024] [Indexed: 05/07/2024]
Abstract
Ankylosing spondylitis (AS) is a chronic inflammatory arthritis affecting the spine, presenting a considerable morbidity risk. Although evidence consistently indicates an elevated risk of ischemic heart disease among AS patients, debates persist regarding the likelihood of these patients developing left ventricular dysfunction (LVD). Our investigation aimed to determine whether individuals with AS face a greater risk of LVD compared to the general population. To accomplish this, we identified studies exploring LVD in AS patients across five major databases and Google Scholar. Initially, 431 studies were identified, of which 30 met the inclusion criteria, collectively involving 2933 participants. Results show that AS patients had: (1) poorer Ejection Fraction (EF) [mean difference (MD): -0.92% (95% CI: -1.25 to -0.59)], (2) impaired Early (E) and Late (atrial-A) ventricular filling velocity (E/A) ratio [MD: -0.10 m/s (95% CI: -0.13 to -0.08)], (3) prolonged deceleration time (DT) [MD: 12.30 ms (95% CI: 9.23-15.36)] and, (4) a longer mean isovolumetric relaxation time (IVRT) [MD: 8.14 ms (95% CI: 6.58-9.70)] compared to controls. Though AS patients show increased risks of both systolic and diastolic LVD, we found no significant differences were observed in systolic blood pressure [MD: 0.32 mmHg (95% Confidence Interval (CI): -2.09 to 2.73)] or diastolic blood pressure [MD: 0.30 mmHg (95% CI: -0.40 to 1.01)] compared to the general population. This study reinforces AS patients' susceptibility to LVD without a notable difference in HTN risk.
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Affiliation(s)
- Olayiwola Bolaji
- Department of Internal Medicine, Rutgers University New Jersey Medical School, Newark, New Jersey, USA
| | - Osejie Oriaifo
- Department of Internal Medicine, ECU Health Medical Center, Greenville, North Carolina, USA
| | - Olanrewaju Adabale
- Department of Internal Medicine, ECU Health Medical Center, Greenville, North Carolina, USA
| | - Arthur Dilibe
- Department of Internal Medicine, ECU Health Medical Center, Greenville, North Carolina, USA
| | - Krishna Kuruvada
- Department of Internal Medicine, University of Maryland Capital Region Health, Largo, Maryland, USA
| | - Faizal Ouedraogo
- Department of Internal Medicine, University of Maryland Capital Region Health, Largo, Maryland, USA
| | - Ebubechukwu Ezeh
- Department of Cardiovascular Disease, The University Of Kansas Medical Center, Kansas City, Kansas, USA
| | - Ambica Nair
- Ocean Medical Center Brick, Brick, New Jersey, USA
| | - Titilope Olanipekun
- Brigham and Women's Hospital Department of Medicine Boston, Boston, Massachusetts, USA
| | - Sula Mazimba
- Advanced Heart Failure and Transplant Cardiology, AdventHealth Medical Group Transplant Institute, Orlando, Florida, USA
| | - Chadi Alraies
- Cardiovascular Institute, Detroit Medical Center, DMC Heart Hospital, Detroit, Michigan, USA
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Chong A, Stanton T, Taylor A, Prior D, La Gerche A, Anderson B, Scalia G, Cooke J, Dahiya A, To A, Davis M, Mottram P, Moir S, Playford D, Mahadavan D, Thomas L, Wahi S. 2024 CSANZ Position Statement on Indications, Assessment and Monitoring of Structural and Valvular Heart Disease With Transthoracic Echocardiography in Adults. Heart Lung Circ 2024; 33:773-827. [PMID: 38749800 DOI: 10.1016/j.hlc.2023.11.028] [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: 11/24/2022] [Revised: 08/22/2023] [Accepted: 11/01/2023] [Indexed: 06/25/2024]
Abstract
Transthoracic echocardiography (TTE) is the most widely available and utilised imaging modality for the screening, diagnosis, and serial monitoring of all abnormalities related to cardiac structure or function. The primary objectives of this document are to provide (1) a guiding framework for treating clinicians of the acceptable indications for the initial and serial TTE assessments of the commonly encountered cardiovascular conditions in adults, and (2) the minimum required standard for TTE examinations and reporting for imaging service providers. The main areas covered within this Position Statement pertain to the TTE assessment of the left and right ventricles, valvular heart diseases, pericardial diseases, aortic diseases, infective endocarditis, cardiac masses, pulmonary hypertension, and cardiovascular diseases associated with cancer treatments or cardio-oncology. Facilitating the optimal use and performance of high quality TTEs will prevent the over or under-utilisation of this resource and unnecessary downstream testing due to suboptimal or incomplete studies.
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Affiliation(s)
- Adrian Chong
- Department of Cardiology, Princess Alexandra Hospital, Mater Hospital Brisbane, University of Queensland, Brisbane, Qld, Australia
| | - Tony Stanton
- Sunshine Coast University Hospital, School of Health University of Sunshine Coast, School of Medicine and Dentistry Griffith University, Birtinya, Qld, Australia
| | - Andrew Taylor
- Department of Cardiology, Royal Melbourne Hospital, Alfred Hospital, Melbourne, Vic, Australia
| | - David Prior
- Albury Wodonga Health, Albury, NSW, Australia
| | - Andre La Gerche
- St Vincent's Hospital, Baker Heart and Diabetes Institute, University of Melbourne, Melbourne, Vic, Australia
| | - Bonita Anderson
- Cardiac Sciences Unit, The Prince Charles Hospital, Queensland University of Technology, Brisbane, Qld, Australia
| | - Gregory Scalia
- The Prince Charles Hospital, University of Queensland, Brisbane, Qld, Australia
| | - Jennifer Cooke
- Department of Cardiology, Eastern Health, Monash University, Melbourne, Vic, Australia
| | - Arun Dahiya
- Department of Cardiology, Princess Alexandra Hospital, Logan Hospital, Griffith University, Brisbane, Qld, Australia
| | - Andrew To
- Department of Cardiology, Health New Zealand Waitemata, Auckland, New Zealand
| | | | - Philip Mottram
- Victorian Heart Institute, Monash University, Melbourne, Vic, Australia
| | - Stuart Moir
- Victorian Heart Institute, Monash University, Melbourne, Vic, Australia
| | | | - Devan Mahadavan
- Department of Cardiology, Queen Elizabeth Hospital, Lyell McEwin Hospital, Adelaide, SA, Australia
| | - Liza Thomas
- Department of Cardiology, Westmead Hospital, Westmead Clinical School University of Sydney, South West Clinical School University of New South Wales, Sydney, NSW, Australia
| | - Sudhir Wahi
- Department of Cardiology, Princess Alexandra Hospital, University of Queensland, Brisbane, Qld, Australia.
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Daios S, Anastasiou V, Bazmpani MA, Angelopoulou SM, Karamitsos T, Zegkos T, Didagelos M, Savopoulos C, Ziakas A, Kamperidis V. Moving from left ventricular ejection fraction to deformation imaging in mitral valve regurgitation. Curr Probl Cardiol 2024; 49:102432. [PMID: 38309543 DOI: 10.1016/j.cpcardiol.2024.102432] [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: 01/27/2024] [Accepted: 01/29/2024] [Indexed: 02/05/2024]
Abstract
The increasing prevalence of valvular heart diseases, specifically mitral regurgitation (MR), underscores the need for a careful and timely approach to intervention. Severe MR, whether primary or secondary, when left untreated leads to adverse outcomes, emphasizing the critical role of a timely surgical or transcatheter intervention. While left ventricular ejection fraction (LVEF) remains the guideline-recommended measure for assessing left ventricle damage, emerging evidence raises concerns regarding its reliability in MR due to its volume-dependent nature. This review summarizes the existing literature on the role of LVEF and deformation imaging techniques, emphasizing the latter's potential in providing a more accurate evaluation of intrinsic myocardial function. Moreover, it advocates the need for an integrated approach that combines traditional with emerging measures, aiming to optimize the management of patients with MR. It attempts to highlight the need for future research to validate the clinical application of deformation imaging techniques through large-scale studies.
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Affiliation(s)
- Stylianos Daios
- First Department of Cardiology, School of Medicine, Faculty of Health Sciences, Aristotle University of Thessaloniki, AHEPA Hospital, St. Kiriakidi 1, Thessaloniki 54636, Greece
| | - Vasileios Anastasiou
- First Department of Cardiology, School of Medicine, Faculty of Health Sciences, Aristotle University of Thessaloniki, AHEPA Hospital, St. Kiriakidi 1, Thessaloniki 54636, Greece
| | - Maria-Anna Bazmpani
- First Department of Cardiology, School of Medicine, Faculty of Health Sciences, Aristotle University of Thessaloniki, AHEPA Hospital, St. Kiriakidi 1, Thessaloniki 54636, Greece
| | - Stella-Maria Angelopoulou
- First Department of Cardiology, School of Medicine, Faculty of Health Sciences, Aristotle University of Thessaloniki, AHEPA Hospital, St. Kiriakidi 1, Thessaloniki 54636, Greece
| | - Theodoros Karamitsos
- First Department of Cardiology, School of Medicine, Faculty of Health Sciences, Aristotle University of Thessaloniki, AHEPA Hospital, St. Kiriakidi 1, Thessaloniki 54636, Greece
| | - Thomas Zegkos
- First Department of Cardiology, School of Medicine, Faculty of Health Sciences, Aristotle University of Thessaloniki, AHEPA Hospital, St. Kiriakidi 1, Thessaloniki 54636, Greece
| | - Matthaios Didagelos
- First Department of Cardiology, School of Medicine, Faculty of Health Sciences, Aristotle University of Thessaloniki, AHEPA Hospital, St. Kiriakidi 1, Thessaloniki 54636, Greece
| | - Christos Savopoulos
- First Propaedeutic Department of Internal Medicine, University General Hospital of Thessaloniki AHEPA, Aristotle University of Thessaloniki, Thessaloniki 54636, Greece
| | - Antonios Ziakas
- First Department of Cardiology, School of Medicine, Faculty of Health Sciences, Aristotle University of Thessaloniki, AHEPA Hospital, St. Kiriakidi 1, Thessaloniki 54636, Greece
| | - Vasileios Kamperidis
- First Department of Cardiology, School of Medicine, Faculty of Health Sciences, Aristotle University of Thessaloniki, AHEPA Hospital, St. Kiriakidi 1, Thessaloniki 54636, Greece.
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7
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Dhont S, Stassen J, Herbots L, Hoedemakers S, Bekhuis Y, Jasaityte R, Stroobants S, Petit T, Bakelants E, Falter M, Ferreira SM, Claessen G, Nijst P, Vandervoort PM, Bertrand PB, Verwerft J. Exercise pulmonary hypertension by the mPAP/CO slope in primary mitral regurgitation. Eur Heart J Cardiovasc Imaging 2024; 25:530-538. [PMID: 37976175 DOI: 10.1093/ehjci/jead313] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/31/2023] [Revised: 10/31/2023] [Accepted: 11/03/2023] [Indexed: 11/19/2023] Open
Abstract
AIMS Exercise-induced pulmonary hypertension (PH), defined by a mean pulmonary arterial pressure over cardiac output (mPAP/CO) slope >3 mmHg/L/min, has important diagnostic and prognostic implications. The aim of this study is to investigate the value of the mPAP/CO slope in patients with more than moderate primary mitral regurgitation (MR) with preserved ejection fraction and no or discordant symptoms. METHODS AND RESULTS A total of 128 consecutive patients were evaluated with exercise echocardiography and cardiopulmonary testing. Clinical outcome was defined as the composite of mitral valve intervention, new-onset atrial fibrillation, cardiovascular hospitalization, and all-cause mortality. The mean age was 63 years, 61% were male, and the mean LVEF was 66 ± 6%. The mPAP/CO slope correlated with peak VO2 (r = -0.52, P < 0.001), while the peak systolic pulmonary artery pressure (sPAP) did not (r = -0.06, P = 0.584). Forty-six per cent (n = 59) had peak exercise sPAP ≥60 mmHg, and 37% (n = 47) had mPAP/CO slope >3 mmHg/L/min. Event-free survival was 55% at 1 year and 46% at 2 years, with reduced survival in patients with mPAP/CO slope >3 mmHg/L/min (hazard ratio, 4.9; 95% confidence interval, 2.9-8.2; P < 0.001). In 53 cases (41%), mPAP/CO slope and peak sPAP were discordant: patients with slope >3 mmHg/L/mmHg and sPAP <60 mmHg (n = 21) had worse outcome vs. peak sPAP ≥60 mmHg and normal slope (n = 32, log-rank P = 0.003). The mPAP/CO slope improved predictive models for outcome, incremental to resting and exercise sPAP, and peak VO2. CONCLUSION Exercise PH defined by the mPAP/CO slope >3 mmHg/L/min is associated with decreased exercise capacity and a higher risk of adverse events in significant primary MR and no or discordant symptoms. The slope provides a greater prognostic value than single sPAP measures and peak VO2.
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Affiliation(s)
- Sebastiaan Dhont
- Department of Cardiology, Ziekenhuis Oost-Limburg, Synaps Park 1, 3600 Genk, Belgium
- Faculty of Medicine and Life Sciences, Hasselt University, Agoralaan, 3590 Diepenbeek, Belgium
| | - Jan Stassen
- Department of Cardiology, Jessa Hospital, 3500 Hasselt, Belgium
| | - Lieven Herbots
- Faculty of Medicine and Life Sciences, Hasselt University, Agoralaan, 3590 Diepenbeek, Belgium
- Department of Cardiology, Jessa Hospital, 3500 Hasselt, Belgium
| | - Sarah Hoedemakers
- Faculty of Medicine and Life Sciences, Hasselt University, Agoralaan, 3590 Diepenbeek, Belgium
- Department of Cardiology, Jessa Hospital, 3500 Hasselt, Belgium
| | - Youri Bekhuis
- Faculty of Medicine and Life Sciences, Hasselt University, Agoralaan, 3590 Diepenbeek, Belgium
- Department of Cardiology, Jessa Hospital, 3500 Hasselt, Belgium
| | - Ruta Jasaityte
- Department of Cardiology, Jessa Hospital, 3500 Hasselt, Belgium
| | | | - Thibault Petit
- Department of Cardiology, Ziekenhuis Oost-Limburg, Synaps Park 1, 3600 Genk, Belgium
| | - Elise Bakelants
- Department of Cardiology, Imeldaziekenhuis, 2820 Bonheiden, Belgium
| | - Maarten Falter
- Faculty of Medicine and Life Sciences, Hasselt University, Agoralaan, 3590 Diepenbeek, Belgium
- Department of Cardiology, Jessa Hospital, 3500 Hasselt, Belgium
| | - Sara Moura Ferreira
- Faculty of Medicine and Life Sciences, Hasselt University, Agoralaan, 3590 Diepenbeek, Belgium
- Department of Cardiology, Jessa Hospital, 3500 Hasselt, Belgium
| | - Guido Claessen
- Department of Cardiology, Jessa Hospital, 3500 Hasselt, Belgium
| | - Petra Nijst
- Department of Cardiology, Ziekenhuis Oost-Limburg, Synaps Park 1, 3600 Genk, Belgium
| | - Pieter M Vandervoort
- Department of Cardiology, Ziekenhuis Oost-Limburg, Synaps Park 1, 3600 Genk, Belgium
- Faculty of Medicine and Life Sciences, Hasselt University, Agoralaan, 3590 Diepenbeek, Belgium
| | - Philippe B Bertrand
- Department of Cardiology, Ziekenhuis Oost-Limburg, Synaps Park 1, 3600 Genk, Belgium
- Faculty of Medicine and Life Sciences, Hasselt University, Agoralaan, 3590 Diepenbeek, Belgium
| | - Jan Verwerft
- Faculty of Medicine and Life Sciences, Hasselt University, Agoralaan, 3590 Diepenbeek, Belgium
- Department of Cardiology, Jessa Hospital, 3500 Hasselt, Belgium
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8
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Gherbesi E, Gianstefani S, Angeli F, Ryabenko K, Bergamaschi L, Armillotta M, Guerra E, Tuttolomondo D, Gaibazzi N, Squeri A, Spaziani C, Pizzi C, Carugo S. Myocardial strain of the left ventricle by speckle tracking echocardiography: From physics to clinical practice. Echocardiography 2024; 41:e15753. [PMID: 38284665 DOI: 10.1111/echo.15753] [Citation(s) in RCA: 9] [Impact Index Per Article: 9.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/18/2023] [Revised: 12/21/2023] [Accepted: 01/02/2024] [Indexed: 01/30/2024] Open
Abstract
Speckle tracking echocardiography (STE) is a reliable imaging technique of recognized clinical value in several settings. This method uses the motion of ultrasound backscatter speckles within echocardiographic images to derive myocardial velocities and deformation parameters, providing crucial insights on several cardiac pathological and physiological processes. Its feasibility, reproducibility, and accuracy have been widely demonstrated, being myocardial strain of the various chambers inserted in diagnostic algorithms and guidelines for various pathologies. The most important parameters are Global longitudinal strain (GLS), Left atrium (LA) reservoir strain, and Global Work Index (GWI): based on large studies the average of the lower limit of normality are -16%, 23%, and 1442 mmHg%, respectively. For GWI, it should be pointed out that myocardial work relies primarily on non-invasive measurements of blood pressure and segmental strain, both of which exhibit high variability, and thus, this variability constitutes a significant limitation of this parameter. In this review, we describe the principal aspects of the theory behind the use of myocardial strain, from cardiac mechanics to image acquisition techniques, outlining its limitation, and its principal clinical applications: in particular, GLS have a role in determine subclinical myocardial dysfunction (in cardiomyopathies, cardiotoxicity, target organ damage in ambulatory patients with arterial hypertension) and LA strain in determine the risk of AF, specifically in ambulatory patients with arterial hypertension.
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Affiliation(s)
- Elisa Gherbesi
- Department of Cardio-Thoracic-Vascular Diseases, Foundation IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milano, Italy
| | - Silvia Gianstefani
- Cardiology Unit, IRCCS Azienda Ospedaliera-Universitaria di Bologna, Bologna, Italy
- Department of Medical and Surgical Sciences - DIMEC - Alma Mater Studiorum, University of Bologna, Bologna, Italy
| | - Francesco Angeli
- Cardiology Unit, IRCCS Azienda Ospedaliera-Universitaria di Bologna, Bologna, Italy
- Department of Medical and Surgical Sciences - DIMEC - Alma Mater Studiorum, University of Bologna, Bologna, Italy
| | - Khrystyna Ryabenko
- Cardiology Unit, IRCCS Azienda Ospedaliera-Universitaria di Bologna, Bologna, Italy
- Department of Medical and Surgical Sciences - DIMEC - Alma Mater Studiorum, University of Bologna, Bologna, Italy
| | - Luca Bergamaschi
- Cardiology Unit, IRCCS Azienda Ospedaliera-Universitaria di Bologna, Bologna, Italy
- Department of Medical and Surgical Sciences - DIMEC - Alma Mater Studiorum, University of Bologna, Bologna, Italy
| | - Matteo Armillotta
- Cardiology Unit, IRCCS Azienda Ospedaliera-Universitaria di Bologna, Bologna, Italy
- Department of Medical and Surgical Sciences - DIMEC - Alma Mater Studiorum, University of Bologna, Bologna, Italy
| | - Emiliano Guerra
- Cardiology Division, Department of Biomedical, Metabolic and Neural Sciences, University of Modena and Reggio Emilia, Policlinico Di Modena, Modena, Italy
| | - Domenico Tuttolomondo
- Cardiology Division, Parma University Hospital, Azienda Ospedaliero-Universitaria di Parma, Parma, Italy
| | - Nicola Gaibazzi
- Cardiology Division, Parma University Hospital, Azienda Ospedaliero-Universitaria di Parma, Parma, Italy
| | - Angelo Squeri
- Maria Cecilia Hospital, GVM Care and Research, Cotignola, Ravenna, Italy
| | - Cristina Spaziani
- Department of Cardio-Thoracic-Vascular Diseases, Foundation IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milano, Italy
| | - Carmine Pizzi
- Cardiology Unit, IRCCS Azienda Ospedaliera-Universitaria di Bologna, Bologna, Italy
- Department of Medical and Surgical Sciences - DIMEC - Alma Mater Studiorum, University of Bologna, Bologna, Italy
| | - Stefano Carugo
- Department of Cardio-Thoracic-Vascular Diseases, Foundation IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milano, Italy
- Department of Clinical Sciences and Community Health, University of Milano, Milano, Italy
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9
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Zoghbi WA, Chandrashekhar Y. Unanswered Questions in Primary Mitral Regurgitation. JACC Cardiovasc Imaging 2023; 16:1368-1370. [PMID: 37793718 DOI: 10.1016/j.jcmg.2023.09.001] [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: 10/06/2023]
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10
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Kagiyama N. Translating Complex Machine-Learning Phenogrouping Into Simple Algorithm: Atrium, Ventricle, and Fibrosis in Mitral Valve Prolapse. JACC Cardiovasc Imaging 2023; 16:1285-1287. [PMID: 37676208 DOI: 10.1016/j.jcmg.2023.07.010] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/12/2023] [Accepted: 07/20/2023] [Indexed: 09/08/2023]
Affiliation(s)
- Nobuyuki Kagiyama
- Department of Cardiovascular Biology and Medicine, Juntendo University Graduate School of Medicine, Tokyo, Japan.
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11
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Huttin O, Girerd N, Jobbe-Duval A, Constant Dit Beaufils AL, Senage T, Filippetti L, Cueff C, Duarte K, Fraix A, Piriou N, Mandry D, Pace N, Le Scouarnec S, Capoulade R, Echivard M, Sellal JM, Marrec M, Beaumont M, Hossu G, Trochu JN, Sadoul N, Marie PY, Guenancia C, Schott JJ, Roussel JC, Serfaty JM, Selton-Suty C, Le Tourneau T. Machine Learning-Based Phenogrouping in MVP Identifies Profiles Associated With Myocardial Fibrosis and Cardiovascular Events. JACC Cardiovasc Imaging 2023; 16:1271-1284. [PMID: 37204382 DOI: 10.1016/j.jcmg.2023.03.009] [Citation(s) in RCA: 4] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/21/2022] [Revised: 02/23/2023] [Accepted: 03/10/2023] [Indexed: 05/20/2023]
Abstract
BACKGROUND Structural changes and myocardial fibrosis quantification by cardiac imaging have become increasingly important to predict cardiovascular events in patients with mitral valve prolapse (MVP). In this setting, it is likely that an unsupervised approach using machine learning may improve their risk assessment. OBJECTIVES This study used machine learning to improve the risk assessment of patients with MVP by identifying echocardiographic phenotypes and their respective association with myocardial fibrosis and prognosis. METHODS Clusters were constructed using echocardiographic variables in a bicentric cohort of patients with MVP (n = 429, age 54 ± 15 years) and subsequently investigated for their association with myocardial fibrosis (assessed by cardiac magnetic resonance) and cardiovascular outcomes. RESULTS Mitral regurgitation (MR) was severe in 195 (45%) patients. Four clusters were identified: cluster 1 comprised no remodeling with mainly mild MR, cluster 2 was a transitional cluster, cluster 3 included significant left ventricular (LV) and left atrial (LA) remodeling with severe MR, and cluster 4 included remodeling with a drop in LV systolic strain. Clusters 3 and 4 featured more myocardial fibrosis than clusters 1 and 2 (P < 0.0001) and were associated with higher rates of cardiovascular events. Cluster analysis significantly improved diagnostic accuracy over conventional analysis. The decision tree identified the severity of MR along with LV systolic strain <21% and indexed LA volume >42 mL/m2 as the 3 most relevant variables to correctly classify participants into 1 of the echocardiographic profiles. CONCLUSIONS Clustering enabled the identification of 4 clusters with distinct echocardiographic LV and LA remodeling profiles associated with myocardial fibrosis and clinical outcomes. Our findings suggest that a simple algorithm based on only 3 key variables (severity of MR, LV systolic strain, and indexed LA volume) may help risk stratification and decision making in patients with MVP. (Genetic and Phenotypic Characteristics of Mitral Valve Prolapse, NCT03884426; Myocardial Characterization of Arrhythmogenic Mitral Valve Prolapse [MVP STAMP], NCT02879825).
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Affiliation(s)
- Olivier Huttin
- Service de Cardiologie, Institut Lorrain du Coeur et des Vaisseaux, Centre Hospitalier Universitaire de Nancy, Nancy, France.
| | - Nicolas Girerd
- Université de Lorraine, INSERM, Centre d'Investigations Cliniques-1433 and INSERM U1116, CHRU Nancy, French Clinical Research Infrastructure Network Investigation Network Initiative Cardiovascular and Renal Clinical Trialists (Cardiovascular and Renal Clinical Trialists), Nancy, France
| | - Antoine Jobbe-Duval
- CHU Nantes, Université de Nantes, l'Institut du Thorax, Centre Investigation Clinique 1413, Nantes, France
| | | | - Thomas Senage
- CHU Nantes, Université de Nantes, l'Institut du Thorax, Centre Investigation Clinique 1413, Nantes, France; Department of Thoracic and CardioVascular Surgery, Thorax Institut, University of Nantes, Nantes, France
| | - Laura Filippetti
- Service de Cardiologie, Institut Lorrain du Coeur et des Vaisseaux, Centre Hospitalier Universitaire de Nancy, Nancy, France
| | - Caroline Cueff
- CHU Nantes, Université de Nantes, l'Institut du Thorax, Centre Investigation Clinique 1413, Nantes, France; Université de Nantes, CHU de Nantes, CNRS, INSERM, l'Institut du Thorax, Nantes, France
| | - Kevin Duarte
- Université de Lorraine, INSERM, Centre d'Investigations Cliniques-1433 and INSERM U1116, CHRU Nancy, French Clinical Research Infrastructure Network Investigation Network Initiative Cardiovascular and Renal Clinical Trialists (Cardiovascular and Renal Clinical Trialists), Nancy, France
| | - Antoine Fraix
- Service de Cardiologie, Institut Lorrain du Coeur et des Vaisseaux, Centre Hospitalier Universitaire de Nancy, Nancy, France
| | - Nicolas Piriou
- CHU Nantes, Université de Nantes, l'Institut du Thorax, Centre Investigation Clinique 1413, Nantes, France
| | - Damien Mandry
- Service de Cardiologie, Institut Lorrain du Coeur et des Vaisseaux, Centre Hospitalier Universitaire de Nancy, Nancy, France
| | - Nathalie Pace
- Service de Cardiologie, Institut Lorrain du Coeur et des Vaisseaux, Centre Hospitalier Universitaire de Nancy, Nancy, France
| | - Solena Le Scouarnec
- Université de Nantes, CHU de Nantes, CNRS, INSERM, l'Institut du Thorax, Nantes, France
| | - Romain Capoulade
- Université de Nantes, CHU de Nantes, CNRS, INSERM, l'Institut du Thorax, Nantes, France
| | - Matthieu Echivard
- Service de Cardiologie, Institut Lorrain du Coeur et des Vaisseaux, Centre Hospitalier Universitaire de Nancy, Nancy, France
| | - Jean Marc Sellal
- Service de Cardiologie, Institut Lorrain du Coeur et des Vaisseaux, Centre Hospitalier Universitaire de Nancy, Nancy, France
| | - Marie Marrec
- CHU Nantes, Université de Nantes, l'Institut du Thorax, Centre Investigation Clinique 1413, Nantes, France
| | | | - Gabriella Hossu
- CIC-IT, U1433, CHRU de Nancy, France; INSERM U1254, Imagerie Adaptative Diagnostique et Interventionnelle, Université de Lorraine, Nancy, France
| | - Jean-Noel Trochu
- CHU Nantes, Université de Nantes, l'Institut du Thorax, Centre Investigation Clinique 1413, Nantes, France; Université de Nantes, CHU de Nantes, CNRS, INSERM, l'Institut du Thorax, Nantes, France
| | - Nicolas Sadoul
- Service de Cardiologie, Institut Lorrain du Coeur et des Vaisseaux, Centre Hospitalier Universitaire de Nancy, Nancy, France
| | - Pierre-Yves Marie
- Service de Cardiologie, Institut Lorrain du Coeur et des Vaisseaux, Centre Hospitalier Universitaire de Nancy, Nancy, France
| | | | - Jean-Jacques Schott
- Université de Nantes, CHU de Nantes, CNRS, INSERM, l'Institut du Thorax, Nantes, France
| | - Jean-Christian Roussel
- CHU Nantes, Université de Nantes, l'Institut du Thorax, Centre Investigation Clinique 1413, Nantes, France; Université de Nantes, CHU de Nantes, CNRS, INSERM, l'Institut du Thorax, Nantes, France
| | - Jean-Michel Serfaty
- Université de Nantes, CHU de Nantes, CNRS, INSERM, l'Institut du Thorax, Nantes, France
| | - Christine Selton-Suty
- Service de Cardiologie, Institut Lorrain du Coeur et des Vaisseaux, Centre Hospitalier Universitaire de Nancy, Nancy, France
| | - Thierry Le Tourneau
- CHU Nantes, Université de Nantes, l'Institut du Thorax, Centre Investigation Clinique 1413, Nantes, France; Université de Nantes, CHU de Nantes, CNRS, INSERM, l'Institut du Thorax, Nantes, France
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12
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Anastasius M, Thavendiranathan P, Kini A, Argulian E, Sharma S, Narula J, Lerakis S. Part 1: The Clinical Applications of Left Ventricular Myocardial Strain. Cardiol Rev 2023:00045415-990000000-00105. [PMID: 37126439 DOI: 10.1097/crd.0000000000000559] [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] [Indexed: 05/02/2023]
Abstract
There is an increasing prevalence of cardiovascular disease and heart failure. Indices of left ventricular (LV) systolic function such as LV ejection fraction used to identify those at risk of adverse cardiac events such as heart failure may not be truly representative of LV systolic function in certain cardiac diseases. Given that LV ejection fraction reduction may represent more advanced irreversible stages of disease, measures of myocardial strain have emerged as a feasible and robust instrument for the early identification of heart disease and subtle LV systolic dysfunction. The purpose of this review was to provide an overview of myocardial strain concepts and emerging clinical applications of global longitudinal strain in cardio-oncology.
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Affiliation(s)
- Malcolm Anastasius
- From the Mount Sinai Heart, Icahn School of Medicine at Mount Sinai, New York, NY
| | - Paaladinesh Thavendiranathan
- Ted Rogers Program in Cardiotoxicity Prevention, Peter Munk Cardiac Center, Toronto General Hospital, University of Toronto, Toronto, Ontario, Canada
| | - Annapoorna Kini
- From the Mount Sinai Heart, Icahn School of Medicine at Mount Sinai, New York, NY
| | - Edgar Argulian
- From the Mount Sinai Heart, Icahn School of Medicine at Mount Sinai, New York, NY
| | - Samin Sharma
- From the Mount Sinai Heart, Icahn School of Medicine at Mount Sinai, New York, NY
| | - Jagat Narula
- From the Mount Sinai Heart, Icahn School of Medicine at Mount Sinai, New York, NY
| | - Stamatios Lerakis
- From the Mount Sinai Heart, Icahn School of Medicine at Mount Sinai, New York, NY
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13
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Ueyama H, Kuno T, Takagi H, Krishnamoorthy P, Prandi FR, Palazzuoli A, Sharma SK, Kini A, Lerakis S. Prognostic value of left ventricular global longitudinal strain in mitral regurgitation: a systematic review. Heart Fail Rev 2023; 28:465-483. [PMID: 35900680 DOI: 10.1007/s10741-022-10265-3] [Citation(s) in RCA: 3] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 07/19/2022] [Indexed: 11/04/2022]
Abstract
Conventional echocardiographic assessment may overestimate the left ventricular (LV) function in mitral regurgitation (MR). LV global longitudinal strain (GLS) is more sensitive marker to detect subclinical LV dysfunction. Multiple studies have investigated the prognostic value of LV-GLS in MR to examine its potential to determine the timing and indication of intervention. This systematic review aimed to assess the prognostic value of LV-GLS in patients with mitral regurgitation (MR) to define its clinical applicability. PUBMED and EMBASE were queried through July 2021 to identify studies investigating the prognostic value of LV-GLS in MR. A total of 24 observational studies with 5267 patients were identified. Sixteen studies investigated for primary MR, 7 studies for secondary MR, and 1 study for both. Most studies included patients who underwent intervention. There was significant heterogeneity in patient population, intervention status, follow-up period, LV-GLS cutoff value, outcomes, and statistical methods among the studies. Meta-analysis was not performed considering the significant variability. With exception to 1 study, all studies demonstrated significant association between impaired LV-GLS and worse clinical and echocardiographic outcomes in primary MR. Prognostic value of LV-GLS in secondary MR was less certain due to inconsistent findings and limited reporting. LV-GLS is a promising parameter of prognostication in primary MR and can be considered as alternative to determine the timing of intervention. However, the optimal cutoff value remains unclear. The prognostic value of LV-GLS in secondary MR is less clear. Further large-scale prospective study is warranted before its routine clinical application.
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Affiliation(s)
- Hiroki Ueyama
- Department of Medicine, Icahn School of Medicine at Mount Sinai, Mount Sinai Beth Israel, New York, NY, USA.,Division of Cardiology, Icahn School of Medicine at Mount Sinai, Mount Sinai Hospital, One Gustave L. Levy Place, New York, NY, 10029, USA
| | - Toshiki Kuno
- Department of Cardiology, Montefiore Medical Center, Albert Einstein Medical College, New York, NY, USA
| | - Hisato Takagi
- Division of Cardiovascular Surgery, Shizuoka Medical Center, Shizuoka, Japan
| | - Parasuram Krishnamoorthy
- Division of Cardiology, Icahn School of Medicine at Mount Sinai, Mount Sinai Hospital, One Gustave L. Levy Place, New York, NY, 10029, USA
| | - Francesca Romana Prandi
- Division of Cardiology, Icahn School of Medicine at Mount Sinai, Mount Sinai Hospital, One Gustave L. Levy Place, New York, NY, 10029, USA
| | - Alberto Palazzuoli
- Cardiovascular Diseases Unit, Cardio-Throacic and Vascular, Department S. Maria Alle Scotte Hospital, University of Siena, Siena, Italy
| | - Samin K Sharma
- Division of Cardiology, Icahn School of Medicine at Mount Sinai, Mount Sinai Hospital, One Gustave L. Levy Place, New York, NY, 10029, USA
| | - Annapoorna Kini
- Division of Cardiology, Icahn School of Medicine at Mount Sinai, Mount Sinai Hospital, One Gustave L. Levy Place, New York, NY, 10029, USA
| | - Stamatios Lerakis
- Division of Cardiology, Icahn School of Medicine at Mount Sinai, Mount Sinai Hospital, One Gustave L. Levy Place, New York, NY, 10029, USA.
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14
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Desai MY, Mehra N, Hajj Ali A. On Its Journey From a Novelty to a Workhorse: Is Left Ventricular Strain Assessment in Hypertrophic Cardiomyopathy There Yet? J Am Soc Echocardiogr 2023; 36:205-207. [PMID: 36522239 DOI: 10.1016/j.echo.2022.11.012] [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: 11/25/2022] [Revised: 11/28/2022] [Accepted: 11/28/2022] [Indexed: 12/14/2022]
Affiliation(s)
- Milind Y Desai
- Hypertrophic Cardiomyopathy Center, Heart Vascular Thoracic Institute, Cleveland Clinic, Cleveland, Ohio.
| | - Nandini Mehra
- Hypertrophic Cardiomyopathy Center, Heart Vascular Thoracic Institute, Cleveland Clinic, Cleveland, Ohio
| | - Adel Hajj Ali
- Hypertrophic Cardiomyopathy Center, Heart Vascular Thoracic Institute, Cleveland Clinic, Cleveland, Ohio
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15
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Ajmone Marsan N, Delgado V, Shah DJ, Pellikka P, Bax JJ, Treibel T, Cavalcante JL. Valvular heart disease: shifting the focus to the myocardium. Eur Heart J 2023; 44:28-40. [PMID: 36167923 PMCID: PMC9805407 DOI: 10.1093/eurheartj/ehac504] [Citation(s) in RCA: 28] [Impact Index Per Article: 28.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/18/2022] [Revised: 07/12/2022] [Accepted: 08/26/2022] [Indexed: 01/05/2023] Open
Abstract
Adverse cardiac remodelling is the main determinant of patient prognosis in degenerative valvular heart disease (VHD). However, to give an indication for valvular intervention, current guidelines include parameters of cardiac chamber dilatation or function which are subject to variability, do not directly reflect myocardial structural changes, and, more importantly, seem to be not sensitive enough in depicting early signs of myocardial dysfunction before irreversible myocardial damage has occurred. To avoid irreversible myocardial dysfunction, novel biomarkers are advocated to help refining indications for intervention and risk stratification. Advanced echocardiographic modalities, including strain analysis, and magnetic resonance imaging have shown to be promising in providing new tools to depict the important switch from adaptive to maladaptive myocardial changes in response to severe VHD. This review, therefore, summarizes the current available evidence on the role of these new imaging biomarkers in degenerative VHD, aiming at shifting the clinical perspective from a valve-centred to a myocardium-focused approach for patient management and therapeutic decision-making.
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Affiliation(s)
- Nina Ajmone Marsan
- Department of Cardiology, Leiden Univesity Medical Center, Albinusdreef 2, 2300 RC, Leiden, The Netherlands
| | - Victoria Delgado
- Department of Cardiology, Leiden Univesity Medical Center, Albinusdreef 2, 2300 RC, Leiden, The Netherlands
- Department of Cardiology, Germans Trias i Pujol Hospital, Carretera de Canyet s/n. 08916 Badalona, Barcelona, Spain
| | - Dipan J Shah
- Division of Cardiovascular Imaging, Weill Cornell Medical College, Houston Methodist DeBakey Heart & Vascular Center, 6565 Fannin St, Houston, TX 77030, USA
| | - Patricia Pellikka
- Department of Cardiovascular Medicine, Mayo Clinic, 200 First St. SW, Rochester, MN 55905, USA
| | - Jeroen J Bax
- Department of Cardiology, Leiden Univesity Medical Center, Albinusdreef 2, 2300 RC, Leiden, The Netherlands
| | - Thomas Treibel
- Department of Cardiology, Barts Heart Centre and University College London, West Smithfield, London EC1A 7BE, UK
| | - João L Cavalcante
- Department of Cardiology, Minneapolis Heart Institute at Abbott Northwestern Hospital, 800 E 28th St, Minneapolis, MN 55407, USA
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16
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Trifunović-Zamaklar D, Jovanović I, Vratonjić J, Petrović O, Paunović I, Tešić M, Boričić-Kostić M, Ivanović B. The basic heart anatomy and physiology from the cardiologist's perspective: Toward a better understanding of left ventricular mechanics, systolic, and diastolic function. JOURNAL OF CLINICAL ULTRASOUND : JCU 2022; 50:1026-1040. [PMID: 36218206 DOI: 10.1002/jcu.23316] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/30/2022] [Revised: 08/23/2022] [Accepted: 08/24/2022] [Indexed: 06/16/2023]
Abstract
A comprehensive understanding of the cardiac structure-function relationship is essential for proper clinical cardiac imaging. This review summarizes the basic heart anatomy and physiology from the perspective of a heart imager focused on myocardial mechanics. The main issues analyzed are the left ventricular (LV) architecture, the LV myocardial deformation through the cardiac cycle, the LV diastolic function basic parameters and the basic parameters of the LV deformation used in clinical practice for the LV function assessment.
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Affiliation(s)
- Danijela Trifunović-Zamaklar
- Clinic for Cardiology, University Clinical Center of Serbia, Belgrade, Serbia
- School of Medicine, University of Belgrade, Belgrade, Serbia
| | - Ivana Jovanović
- Clinic for Cardiology, University Clinical Center of Serbia, Belgrade, Serbia
| | - Jelena Vratonjić
- Clinic for Cardiology, University Clinical Center of Serbia, Belgrade, Serbia
| | - Olga Petrović
- Clinic for Cardiology, University Clinical Center of Serbia, Belgrade, Serbia
- School of Medicine, University of Belgrade, Belgrade, Serbia
| | - Ivana Paunović
- Clinic for Cardiology, University Clinical Center of Serbia, Belgrade, Serbia
| | - Milorad Tešić
- Clinic for Cardiology, University Clinical Center of Serbia, Belgrade, Serbia
- School of Medicine, University of Belgrade, Belgrade, Serbia
| | | | - Branislava Ivanović
- Clinic for Cardiology, University Clinical Center of Serbia, Belgrade, Serbia
- School of Medicine, University of Belgrade, Belgrade, Serbia
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17
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Purwowiyoto SL, Halomoan R. Highlighting the role of global longitudinal strain assessment in valvular heart disease. Egypt Heart J 2022; 74:46. [PMID: 35639183 PMCID: PMC9156579 DOI: 10.1186/s43044-022-00283-9] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/07/2021] [Accepted: 05/05/2022] [Indexed: 11/10/2022] Open
Abstract
Abstract
Background
Echocardiography has been the choice for imaging modality for valvular heart disease. It is less invasive, widely available, and allows valvular structure visualization. Echocardiographic assessment often also determines the management. Left ventricular ejection fraction is the most commonly used indicator during echocardiography assessment. It shows signs of left ventricular dysfunction in patients with valve disease. However, most of the time, the ongoing process of cardiac damage may already occur even with preserved cardiac function; further deteriorated ejection fraction will show irreversible cardiac damage. There is a need for a more advanced diagnostic tool to detect early cardiac dysfunction, to prevent further damage.
Main body
Advanced echocardiography imaging using strain imaging allows a physician to evaluate cardiac function more precisely. A more sensitive parameter than left ventricular ejection fraction, global longitudinal strain, can evaluate subclinical myocardial dysfunction before the symptoms occur by evaluating complex cardiac mechanisms. Global longitudinal strain evaluation provides the chance for physicians to determine the intervention needed to prevent further deterioration and permanent cardiac dysfunction. Global longitudinal strain is proven to be beneficial in many types of valvular heart diseases, especially in mitral and aortic valve diseases. It has an excellent diagnostic and prognostic value for patients with valve disease. This review aims to present the superiority of global longitudinal strain compared to left ventricular ejection fraction in assessing cardiac function in patients with valvular heart disease. Clinical usage of global longitudinal strain in several valvular heart diseases is also presented in this review.
Conclusions
The superiority of global longitudinal strain to left ventricular ejection fraction relies on the mechanism where other strains would compensate for the deterioration of longitudinal strain, which is more vulnerable to damage, so the cardiac function is preserved. Therefore, examination of longitudinal strain would give the physician early signs of cardiac function impairment, and prompt management can be conducted.
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18
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Pype LL, Bertrand PB, Paelinck BP, Heidbuchel H, Van Craenenbroeck EM, Van De Heyning CM. Left Ventricular Remodeling in Non-syndromic Mitral Valve Prolapse: Volume Overload or Concomitant Cardiomyopathy? Front Cardiovasc Med 2022; 9:862044. [PMID: 35498019 PMCID: PMC9039519 DOI: 10.3389/fcvm.2022.862044] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/25/2022] [Accepted: 03/07/2022] [Indexed: 01/11/2023] Open
Abstract
Mitral valve prolapse (MVP) is a common valvular disorder that can be associated with mitral regurgitation (MR), heart failure, ventricular arrhythmias and sudden cardiac death. Given the prognostic impact of these conditions, it is important to evaluate not only mitral valve morphology and regurgitation, but also the presence of left ventricular (LV) function and remodeling. To date, several possible hypotheses have been proposed regarding the underlying mechanisms of LV remodeling in the context of non-syndromic MVP, but the exact pathophysiological explanation remains elusive. Overall, volume overload related to severe MR is considered the main cause of LV dilatation in MVP. However, significant LV remodeling has been observed in patients with MVP and no/mild MR, particularly in patients with bileaflet MVP or Barlow's disease, generating several new hypotheses. Recently, the concept of "prolapse volume" was introduced, adding a significant volume load to the LV on top of the transvalvular MR volume. Another possible hypothesis is the existence of a concomitant cardiomyopathy, supported by the link between MVP and myocardial fibrosis. The origin of this cardiomyopathy could be either genetic, a second hit (e.g., on top of genetic predisposition) and/or frequent ventricular ectopic beats. This review provides an overview of the different mechanisms and remaining questions regarding LV remodeling in non-syndromic MVP. Since technical specifications of imaging modalities impact the evaluation of MR severity and LV remodeling, and therefore might influence clinical decision making in these patients, this review will also discuss assessment of MVP using different imaging modalities.
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Affiliation(s)
- Lobke L. Pype
- Department of Cardiology, Antwerp University Hospital, Antwerp, Belgium
- Genetics, Pharmacology and Physiopathology of Heart, Vasculature and Skeleton (GENCOR) Research Group, University of Antwerp, Antwerp, Belgium
| | - Philippe B. Bertrand
- Department of Cardiology, Ziekenhuis Oost-Limburg, Genk, Belgium
- Cardio and Organ Systems (COST) Resarch Group, Hasselt University, Hasselt, Belgium
| | - Bernard P. Paelinck
- Genetics, Pharmacology and Physiopathology of Heart, Vasculature and Skeleton (GENCOR) Research Group, University of Antwerp, Antwerp, Belgium
- Department of Cardiac Surgery, Antwerp University Hospital, Antwerp, Belgium
| | - Hein Heidbuchel
- Department of Cardiology, Antwerp University Hospital, Antwerp, Belgium
- Genetics, Pharmacology and Physiopathology of Heart, Vasculature and Skeleton (GENCOR) Research Group, University of Antwerp, Antwerp, Belgium
| | - Emeline M. Van Craenenbroeck
- Department of Cardiology, Antwerp University Hospital, Antwerp, Belgium
- Genetics, Pharmacology and Physiopathology of Heart, Vasculature and Skeleton (GENCOR) Research Group, University of Antwerp, Antwerp, Belgium
| | - Caroline M. Van De Heyning
- Department of Cardiology, Antwerp University Hospital, Antwerp, Belgium
- Genetics, Pharmacology and Physiopathology of Heart, Vasculature and Skeleton (GENCOR) Research Group, University of Antwerp, Antwerp, Belgium
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19
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Reid A, Blanke P, Bax JJ, Leipsic J. Multimodality imaging in valvular heart disease: how to use state-of-the-art technology in daily practice. Eur Heart J 2021; 42:1912-1925. [PMID: 33186469 DOI: 10.1093/eurheartj/ehaa768] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/10/2020] [Revised: 06/15/2020] [Accepted: 09/08/2020] [Indexed: 12/16/2022] Open
Abstract
Our understanding of the complexities of valvular heart disease (VHD) has evolved in recent years, primarily because of the increased use of multimodality imaging (MMI). Whilst echocardiography remains the primary imaging technique, the contemporary evaluation of patients with VHD requires comprehensive analysis of the mechanism of valvular dysfunction, accurate quantification of severity, and active exclusion extravalvular consequences. Furthermore, advances in surgical and percutaneous therapies have driven the need for meticulous multimodality imaging to aid in patient and procedural selection. Fundamental decision-making regarding whom, when, and how to treat patients with VHD has become more complex. There has been rapid technological advancement in MMI; many techniques are now available in routine clinical practice, and their integration into has the potential to truly individualize management strategies. This review provides an overview of the current evidence for the use of MMI in VHD, and how various techniques within each modality can be used practically to answer clinical conundrums.
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Affiliation(s)
- Anna Reid
- Department of Radiology and Cardiology, Center for Heart Lung Innovation, St. Paul's Hospital, University of British Columbia, 1081 Burrard Street, Vancouver V6Z1Y6, BC, Canada
| | - Philipp Blanke
- Department of Radiology and Cardiology, Center for Heart Lung Innovation, St. Paul's Hospital, University of British Columbia, 1081 Burrard Street, Vancouver V6Z1Y6, BC, Canada
| | - Jeroen J Bax
- Department of Cardiology, Leiden University Medical Center, Albinusdreef 2, 2333 ZA Leiden, Netherlands
| | - Jonathon Leipsic
- Department of Radiology and Cardiology, Center for Heart Lung Innovation, St. Paul's Hospital, University of British Columbia, 1081 Burrard Street, Vancouver V6Z1Y6, BC, Canada
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20
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Jamart L, Ducharme A, Garceau P, Basmadjian A, Dorval JF, Bouchard D, Pellerin M, Asgar AW. Optimizing Timing of Valve Intervention in Patients With Asymptomatic Severe Valvular Heart Disease. Can J Cardiol 2021; 37:1041-1053. [PMID: 33989710 DOI: 10.1016/j.cjca.2021.05.001] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/24/2021] [Revised: 05/03/2021] [Accepted: 05/03/2021] [Indexed: 12/12/2022] Open
Abstract
The management of valvular heart disease has changed dramatically over the past decade with advances in cardiac imaging, the use of novel biomarkers, and the development of transcatheter valve repair and replacement technology. International society guidelines have kept pace to provide recommendations for diagnosis, follow-up, and timing of intervention. The most challenging patient cohort for clinicians are patients with asymptomatic severe disease in whom the optimal timing of intervention can be ill-defined. It is a fine balance between the risks of early intervention on asymptomatic patients and improving patient outcomes by preventing long-term cardiac complications. The key in optimal patient management is gathering the necessary information on patient risk and combining that with the risk, efficacy, and durability of valve interventions to arrive at the appropriate timing for intervention. This group of patients will be the focus of this review as we delve into the natural history, recommended follow-up, and indications for intervention in patients with degenerative aortic and mitral valve disease.
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Affiliation(s)
- Laurent Jamart
- Department of Cardiology, Montreal Heart Institute, Montreal, Quebec, Canada
| | - Anique Ducharme
- Department of Cardiology, Montreal Heart Institute, Montreal, Quebec, Canada
| | - Patrick Garceau
- Department of Cardiology, Montreal Heart Institute, Montreal, Quebec, Canada
| | - Arsène Basmadjian
- Department of Cardiology, Montreal Heart Institute, Montreal, Quebec, Canada
| | | | - Denis Bouchard
- Department of Cardiac Surgery, Montreal Heart Institute, Montreal, Quebec, Canada
| | - Michel Pellerin
- Department of Cardiac Surgery, Montreal Heart Institute, Montreal, Quebec, Canada
| | - Anita W Asgar
- Department of Cardiology, Montreal Heart Institute, Montreal, Quebec, Canada.
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21
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Pastore MC, Mandoli GE, Dokollari A, Bisleri G, D'Ascenzi F, Santoro C, Miglioranza MH, Focardi M, Cavigli L, Patti G, Valente S, Mondillo S, Cameli M. Speckle tracking echocardiography in primary mitral regurgitation: should we reconsider the time for intervention? Heart Fail Rev 2021; 27:1247-1260. [PMID: 33829389 PMCID: PMC9197800 DOI: 10.1007/s10741-021-10100-1] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 03/26/2021] [Indexed: 12/15/2022]
Abstract
Thanks to the improvement in mitral regurgitation (MR) diagnostic and therapeutic management, with the introduction of minimally invasive techniques which have considerably reduced the individual surgical risk, the optimization of the timing for MR “open” or percutaneous surgical treatment has become a main concern which has highly raised scientific interest. In fact, the current indications for intervention in MR, especially in asymptomatic patients, rely on echocardiographic criteria with high severity cut-offs that are fulfilled only when not only mitral valve apparatus but also the cardiac chambers’ structure and function are severely impaired, which results in poor benefits for post-operative clinical outcome. This led to the need of new indices to redefine the optimal surgical timing in these patients. Speckle tracking echocardiography provides early markers of cardiac dysfunction due to subtle myocardial impairment; therefore, it could offer pivotal information in this setting. In fact, left ventricular and left atrial strains have already shown evidence about their usefulness in recognizing MR impact not only on symptoms and quality of life but also on cardiovascular events and new-onset atrial fibrillation in these patients. Moreover, right ventricular strain could be used to identify those patients with advanced cardiac damage and different grades of right ventricular dysfunction, which entails higher risks for cardiac surgery that could overweigh surgical benefits. This review aims to describe the importance of reconsidering the timing of intervention in MR and to analyze the potential additive value of speckle tracking echocardiography in this clinical setting.
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Affiliation(s)
- Maria Concetta Pastore
- Department of Medical Biotechnologies, Division of Cardiology, University of Siena, Viale Bracci 16, Siena, Italy. .,Maggiore Della Carità Hospital, University of Eastern Piedmont, Novara, Italy.
| | - Giulia Elena Mandoli
- Department of Medical Biotechnologies, Division of Cardiology, University of Siena, Viale Bracci 16, Siena, Italy
| | | | - Gianluigi Bisleri
- Division of Cardiac Surgery, University of Toronto, Toronto, ON, Canada
| | - Flavio D'Ascenzi
- Department of Medical Biotechnologies, Division of Cardiology, University of Siena, Viale Bracci 16, Siena, Italy
| | - Ciro Santoro
- Department of Advanced Biomedical Science, Federico II University Hospital Naples, Naples, Italy
| | | | - Marta Focardi
- Department of Medical Biotechnologies, Division of Cardiology, University of Siena, Viale Bracci 16, Siena, Italy
| | - Luna Cavigli
- Department of Medical Biotechnologies, Division of Cardiology, University of Siena, Viale Bracci 16, Siena, Italy
| | - Giuseppe Patti
- Maggiore Della Carità Hospital, University of Eastern Piedmont, Novara, Italy
| | - Serafina Valente
- Department of Medical Biotechnologies, Division of Cardiology, University of Siena, Viale Bracci 16, Siena, Italy
| | - Sergio Mondillo
- Department of Medical Biotechnologies, Division of Cardiology, University of Siena, Viale Bracci 16, Siena, Italy
| | - Matteo Cameli
- Department of Medical Biotechnologies, Division of Cardiology, University of Siena, Viale Bracci 16, Siena, Italy
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22
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Modaragamage Dona AC, Afoke J, Punjabi PP, Kanaganayagam GS. Global longitudinal strain to determine optimal timing for surgery in primary mitral regurgitation: A systematic review. J Card Surg 2021; 36:2458-2466. [PMID: 33783012 DOI: 10.1111/jocs.15521] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/27/2021] [Revised: 03/12/2021] [Accepted: 03/14/2021] [Indexed: 12/15/2022]
Abstract
BACKGROUND Primary mitral regurgitation (PMR) results in adverse remodeling changes and left ventricular (LV) dysfunction. Assessing LV function has prognostic value in predicting morbidity and mortality. Indications for surgery include parameters such as LV ejection fraction (LVEF) and systolic dimensions. Current guidelines are limited in identifying patients at optimal time for surgery. Impaired postoperative LVEF indicates poor prognostic outcomes and subsequent heart failure. Global longitudinal strain (GLS) via speckle tracking echocardiography (STE) presents as a promising parameter to detect subclinical dysfunction in asymptomatic patients. METHODS Following PRISMA guidelines, a literature search was conducted with Cochrane Library, PudMed, SCOPUS, and Web of Science. Key MeSH terms included "mitral regurgitation," "mitral valve insufficiency," "global longitudinal strain," "deformation," "LV-GLS," and "GLS." Inclusion criteria included (1) patients with severe PMR, (2) mixed population of symptomatic and asymptomatic patients, (3) standardized methods in assessing LV systolic function using 2D-STE, (4) valve repair or replacement surgery, and (5) patient outcomes measured after surgery. Search returned 234 papers, 12 of which met the inclusion criteria and were subsequently reviewed. RESULTS Baseline GLS is an independent predictor of postoperative outcomes, ranging from -17.9 to -21.7% GLS. A significant negative correlation was observed between preoperative GLS and postoperative LVEF. Impaired baseline GLS was associated with higher mortality rates. Better long-term survival rates were seen in patients who underwent early surgery. CONCLUSION GLS shows sensitivity in predicting long-term postoperative outcomes. Further analysis is required to determine preoperative GLS threshold to identify asymptomatic patients at the optimal time for mitral valve surgery.
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Affiliation(s)
| | - Jonathan Afoke
- Department of Cardiothoracic Surgery, National Heart and Lung Institute, Imperial College London, Imperial College Healthcare NHS Trust, Hammersmith Hospital, London, UK
| | - Prakash P Punjabi
- Department of Cardiothoracic Surgery, National Heart and Lung Institute, Imperial College London, Imperial College Healthcare NHS Trust, Hammersmith Hospital, London, UK
| | - Gajen S Kanaganayagam
- Department of Cardiology, National Heart and Lung Institute, Imperial College London, Imperial College Healthcare NHS Trust, Hammersmith Hospital, London, UK
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23
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Saijo Y, Isaza N, Conic JZ, Desai MY, Johnston D, Roselli EE, Grimm RA, Svensson LG, Kapadia S, Obuchowski NA, Griffin BP, Popović ZB. Left Ventricular Longitudinal Strain in Characterization and Outcome Assessment of Mixed Aortic Valve Disease Phenotypes. JACC Cardiovasc Imaging 2021; 14:1324-1334. [PMID: 33744141 DOI: 10.1016/j.jcmg.2021.01.020] [Citation(s) in RCA: 10] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/31/2020] [Revised: 01/15/2021] [Accepted: 01/20/2021] [Indexed: 12/12/2022]
Abstract
OBJECTIVES The aims of this study were to characterize the interplay between mixed aortic valve disease (MAVD) phenotypes (defined by concomitant severities of aortic stenosis and aortic regurgitation) and left ventricular global longitudinal strain (LV-GLS), and to assess the prognostic utility of LV-GLS in MAVD. BACKGROUND Little is known about the way LV-GLS separates MAVD phenotypes and if it is associated with their outcomes. METHODS This observational cohort study evaluated 783 consecutive adult patients with left ventricular ejection fraction ≥50% and MAVD, which was defined as coexisting with at least moderate aortic stenosis and at least moderate aortic regurgitation. We measured the conventional echocardiographic variables and average LV-GLS from apical long, 2- and 4-chamber views. The primary endpoint was all-cause mortality. RESULTS Mean age of patients was 69 ± 15 years, and 58% were male. Mean LV-GLS was -14.7 ± 2.9%. In total, 458 patients (59%) underwent aortic valve replacement at a median period of 50 days (25th to 75th percentile range: 6 to 560 days). During a median follow-up period of 5.6 years (25th to 75th percentile range: 1.8 to 9.4 years), 391 patients (50%) died. When stratified patients into tertiles according to LV-GLS values, patients with worse LV-GLS had worse outcomes (p < 0.001). LV-GLS was independently associated with mortality (hazard ratio: 1.09; 95% confidential intervals: 1.04 to 1.14; p < 0.001), with the relationship between LV-GLS and mortality being linear. CONCLUSIONS LV-GLS is associated with all-cause mortality. LV-GLS may be useful for risk stratification in patients with MAVD.
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Affiliation(s)
- Yoshihito Saijo
- Department of Cardiovascular Medicine, Cleveland Clinic Foundation, Cleveland, Ohio, USA
| | - Nicolas Isaza
- Department of Cardiovascular Medicine, Cleveland Clinic Foundation, Cleveland, Ohio, USA
| | - Julijana Z Conic
- Department of Cardiovascular Medicine, Cleveland Clinic Foundation, Cleveland, Ohio, USA
| | - Milind Y Desai
- Department of Cardiovascular Medicine, Cleveland Clinic Foundation, Cleveland, Ohio, USA
| | - Douglas Johnston
- Department of Thoracic and Cardiovascular Surgery, Cleveland Clinic Foundation, Cleveland, Ohio, USA
| | - Eric E Roselli
- Department of Thoracic and Cardiovascular Surgery, Cleveland Clinic Foundation, Cleveland, Ohio, USA
| | - Richard A Grimm
- Department of Cardiovascular Medicine, Cleveland Clinic Foundation, Cleveland, Ohio, USA
| | - Lars G Svensson
- Department of Thoracic and Cardiovascular Surgery, Cleveland Clinic Foundation, Cleveland, Ohio, USA
| | - Samir Kapadia
- Department of Cardiovascular Medicine, Cleveland Clinic Foundation, Cleveland, Ohio, USA
| | - Nancy A Obuchowski
- Department of Cardiovascular Medicine, Cleveland Clinic Foundation, Cleveland, Ohio, USA
| | - Brian P Griffin
- Department of Cardiovascular Medicine, Cleveland Clinic Foundation, Cleveland, Ohio, USA
| | - Zoran B Popović
- Department of Cardiovascular Medicine, Cleveland Clinic Foundation, Cleveland, Ohio, USA.
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24
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Rajesh GN, Shyam Lakshman SG, Vellani H, Sajeev CG, Thomas B. Strain patterns in primary mitral regurgitation due to rheumatic heart disease and mitral valve prolapse. Indian Heart J 2021; 73:85-90. [PMID: 33714415 PMCID: PMC7961262 DOI: 10.1016/j.ihj.2020.11.010] [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] [Subscribe] [Scholar Register] [Received: 05/23/2020] [Revised: 07/29/2020] [Accepted: 11/07/2020] [Indexed: 11/19/2022] Open
Abstract
OBJECTIVE Left atrial (LA) and left ventricular (LV) remodelling are the adaptive changes that occur in primary mitral regurgitation (MR) and are related to its clinical outcomes. Despite the pathophysiological differences in MR in rheumatic heart disease (RHD) and mitral valve prolapse (MVP), whether the pattern of LV and LA remodelling is different between the two conditions remains unknown. Hence, we compared the LA and LV strain pattern in MR due to RHD, the predominant etiology in developing countries topatients with MVP and age and sex-matched controls. METHODS A total of 50 patients of severe MR which included 30 MVP MR and 20 RHD MR were assessed by strain imaging by speckle tracking echocardiography (STE) and were compared with age and sex-matched controls. 2D STE was used for LA and 3D STE was used for LV strain analysis. LA and LV strain parameters were compared between MVP MR and RHD MR groups. RESULTS 30 patients with MVP and 20 with RHD were studied. 60% (n = 30) were symptomatic. Mean GLS was -17.2 ± 4.4% compared to -20 ± 3.2% among controls and mean LA strain was 17.35 ± 10.3% compared to 51.34 ± 11.5% among controls which were significantly lower (both p < 0.01). No significant difference in LA strain and GLS was found between MVP and RHD subgroups (LA strain 20.45 ± 11.9% and 14.63 ± 8.85%; p = 0.08; GLS - 18.25 ± 4.3% and-16.2 ± 4.6%; p = 0.12). PALS in the RHD group was lower compared to MVP(p = 0.08) which showed a trend towards significance. LV strain parameters showed no significant difference among the MVP and RHD groups. CONCLUSION LA and LV strain parameters showed no significant difference in MR due to either RHD or MVP. There was a trend towards lower LA strain in RHD which needs validation with large multicentric studies. The current strain parameters from MVP with the prognostic value may be applied to MR of RHD etiology, pending confirmation of our results by other groups.
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Affiliation(s)
| | | | | | | | - Boban Thomas
- DM Cardiology, Centro Hospitalar Barreiro Montijo, Barreiro, Portugal
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25
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Karande A. Role of strain imaging for guiding management of valvular heart disease: Current status. JOURNAL OF THE INDIAN ACADEMY OF ECHOCARDIOGRAPHY & CARDIOVASCULAR IMAGING 2021. [DOI: 10.4103/jiae.jiae_6_21] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/04/2022] Open
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26
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Watt TMF, Duggal NM, Ailawadi G. Commentary: A Strained or Depressed Heart: When Should Mitral Regurgitation Be Addressed? Semin Thorac Cardiovasc Surg 2020; 33:345-346. [PMID: 33181294 DOI: 10.1053/j.semtcvs.2020.10.026] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/14/2020] [Accepted: 10/19/2020] [Indexed: 11/11/2022]
Affiliation(s)
- Tessa M F Watt
- Department of Cardiac Surgery, Michigan Medicine, Ann Arbor, Michigan
| | - Neal M Duggal
- Department of Anesthesiology, Michigan Medicine, Ann Arbor, Michigan
| | - Gorav Ailawadi
- Department of Cardiac Surgery, Michigan Medicine, Ann Arbor, Michigan.
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27
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Izumi C, Eishi K, Ashihara K, Arita T, Otsuji Y, Kunihara T, Komiya T, Shibata T, Seo Y, Daimon M, Takanashi S, Tanaka H, Nakatani S, Ninami H, Nishi H, Hayashida K, Yaku H, Yamaguchi J, Yamamoto K, Watanabe H, Abe Y, Amaki M, Amano M, Obase K, Tabata M, Miura T, Miyake M, Murata M, Watanabe N, Akasaka T, Okita Y, Kimura T, Sawa Y, Yoshida K. JCS/JSCS/JATS/JSVS 2020 Guidelines on the Management of Valvular Heart Disease. Circ J 2020; 84:2037-2119. [DOI: 10.1253/circj.cj-20-0135] [Citation(s) in RCA: 72] [Impact Index Per Article: 18.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Affiliation(s)
- Chisato Izumi
- Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center
| | - Kiyoyuki Eishi
- Division of Cardiovascular Surgery, Nagasaki University Graduate School of Biomedical Sciences
| | - Kyomi Ashihara
- Department of Cardiology, Tokyo Women’s Medical University Hospital
| | - Takeshi Arita
- Division of Cardiovascular Medicine Heart & Neuro-Vascular Center, Fukuoka Wajiro
| | - Yutaka Otsuji
- Department of Cardiology, Hospital of University of Occupational and Environmental Health
| | - Takashi Kunihara
- Department of Cardiac Surgery, The Jikei University School of Medicine
| | - Tatsuhiko Komiya
- Department of Cardiovascular Surgery, Kurashiki Central Hospital
| | - Toshihiko Shibata
- Department of Cardiovascular Surgery, Osaka City University Postgraduate of Medicine
| | - Yoshihiro Seo
- Department of Cardiology, Nagoya City University Graduate School of Medical Sciences
| | - Masao Daimon
- Department of Clinical Laboratory/Cardiology, The University of Tokyo Hospital
| | | | | | - Satoshi Nakatani
- Division of Health Sciences, Osaka University Graduate School of Medicine
| | - Hiroshi Ninami
- Department of Cardiac Surgery, Tokyo Women’s Medical University
| | - Hiroyuki Nishi
- Department of Cardiovascular Surgery, Osaka General Medical Center
| | | | - Hitoshi Yaku
- Department of Cardiovascular Surgery, Kyoto Prefectural University of Medicine
| | | | - Kazuhiro Yamamoto
- Division of Cardiovascular Medicine, Endocrinology and Metabolism, Faculty of Medicine, Tottori University
| | | | - Yukio Abe
- Department of Cardiology, Osaka City General Hospital
| | - Makoto Amaki
- Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center
| | - Masashi Amano
- Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center
| | - Kikuko Obase
- Division of Cardiovascular Surgery, Nagasaki University Graduate School of Biomedical Sciences
| | - Minoru Tabata
- Department of Cardiovascular Surgery, Tokyo Bay Urayasu Ichikawa Medical Center
| | - Takashi Miura
- Division of Cardiovascular Surgery, Nagasaki University Graduate School of Biomedical Sciences
| | | | - Mitsushige Murata
- Department of Laboratory Medicine, Tokai University Hachioji Hospital
| | - Nozomi Watanabe
- Department of Cardiology, Miyazaki Medical Association Hospital
| | - Takashi Akasaka
- Department of Cardiovascular Medicine, Wakayama Medical University
| | - Yutaka Okita
- Department of Cardiovascular Surgery, Takatsuki Hospital
| | - Takeshi Kimura
- Department of Cardiology, Kyoto University Graduate School of Medicine
| | - Yoshiki Sawa
- Department of Cardiovascular Surgery, Osaka University Graduate School of Medicine
| | - Kiyoshi Yoshida
- Department of Cardiology, Sakakibara Heart Institute of Okayama
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28
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Canessa M, Thamman R, Americo C, Soca G, Dayan V. Global Longitudinal Strain Predicts Survival and Left Ventricular Function After Mitral Valve Surgery: A Meta-analysis. Semin Thorac Cardiovasc Surg 2020; 33:337-342. [PMID: 32971244 DOI: 10.1053/j.semtcvs.2020.09.024] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/19/2020] [Accepted: 09/08/2020] [Indexed: 01/10/2023]
Abstract
The timing for surgical treatment in patients with primary organic severe mitral valve regurgitation and preserved left ventricular ejection fraction (LVEF) systolic is a challenge since it depends upon LV end systolic dimension and LVEF which may be late markers of LV dysfunction. Echocardiography is the most important tool in the diagnosis of mechanisms, etiology, severity, and hemodynamic consequences of mitral regurgitation. The global longitudinal strain (GLS), a new and sensitive method for the detection of LV dysfunction, might be a useful method for the evaluation of preclinical systolic dysfunction. Nevertheless, its role for predicting postoperative outcomes is not well established. A meta-analysis was performed to address the role of GLS in patients with severe mitral regurgitation and preserved LVEF who underwent mitral surgery. We included studies that compared outcomes according to preoperative GLS in regard to survival and postoperative LV function. We included 2358 patients enrolled in 8 studies. Patients with reduced GLS% had worse long term survival after mitral valve surgery (hazard ratio = 1.13, 95% confidence interval [CI]: 1.02-1.26). Patients with preoperatively reduced GLS% had lower LVEF after surgery (mean difference [MD] = -5.06%, 95% CI: -8.97-1.16%) and additionally, patients who presented postoperative LVEF dysfunction had worse preoperative GLS (MD = 4.33, 95% CI: 3.89-4.76). In patients with primary mitral regurgitation, preoperative GLS is a predictor for long term survival and postoperative LVEF. It is a useful parameter to be included when considering early surgery in patients with severe mitral regurgitation and normal LVEF.
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Affiliation(s)
- Martin Canessa
- National Institute of Cardiac Surgery, Montevideo, Uruguay
| | - Ritu Thamman
- School of Medicine, University of Pittsburgh, Pittsburgh, Pennsylvania
| | - Carlos Americo
- National Institute of Cardiac Surgery, Montevideo, Uruguay
| | - Gerardo Soca
- National Institute of Cardiac Surgery, Montevideo, Uruguay
| | - Victor Dayan
- National Institute of Cardiac Surgery, Montevideo, Uruguay; Centro Cardiovascular Universitario, Montevideo, Uruguay.
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29
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Fukui M, Niikura H, Sorajja P, Hashimoto G, Bae R, Garcia S, Gössl M, Cavalcante JL. Identification of Subclinical Myocardial Dysfunction and Association with Survival after Transcatheter Mitral Valve Repair. J Am Soc Echocardiogr 2020; 33:1474-1480. [PMID: 32919854 DOI: 10.1016/j.echo.2020.07.003] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/16/2019] [Revised: 06/27/2020] [Accepted: 07/05/2020] [Indexed: 12/13/2022]
Abstract
BACKGROUND Transcatheter mitral valve repair (TMVr) using edge-to-edge mitral valve clip is effective for patients with mitral regurgitation (MR) and high or prohibitive surgical risk. Global longitudinal strain (GLS) allows evaluation of subclinical myocardial dysfunction, but its incremental clinical utility into risk stratification, beyond traditional clinical parameters, is unknown in patients treated with TMVr. We sought to evaluate the association of baseline GLS with 1-year all-cause mortality in patients treated with TMVr using edge-to-edge mitral valve clip. METHODS We analyzed 155 patients who underwent transcatheter edge-to-edge mitral valve clip implantation (mean age, 83 ± 7 years; 48% were women; mean left ventricular ejection fraction, 56% ± 10%, Society of Thoracic Surgeons Predicted Risk of Mortality score for repair, 6.62% ± 5.22%). Baseline left ventricular GLS was obtained by two-dimensional speckle-tracking echocardiography, averaging 18 segments from three apical views. Receiver operating characteristic analyses were used to assess the GLS cut point associated with all-cause mortality. Multivariable models with Cox regression tested its relationship after adjustment for baseline comorbidities. RESULTS During a median follow-up of 316 days, all-cause deaths occurred in 30 patients at a median of 156 days after TMVr. The area under the curve of preoperative GLS associated with the outcome was 0.60, with a cutoff point of -14.5%. Baseline GLS > -14.5% was associated with 1-year mortality (hazard ratio = 2.50; 95% CI, 1.20-5.21; P = .02) before and after adjustment for baseline characteristics. After accounting for baseline characteristics, patients with GLS > -14.5% had worse 1-year mortality than those with GLS ≤ -14.5% (χ2P < .001). In nested Cox proportional hazards models, the addition of baseline GLS to Society of Thoracic Surgeons Predicted Risk of Mortality score, left ventricular ejection fraction, and the etiology of MR significantly increased the model χ2 value (χ2 = 12.32). CONCLUSIONS Baseline GLS is independently associated with 1-year all-cause mortality in patients who undergo TMVr, and its assessment improves risk stratification in these patients.
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Affiliation(s)
- Miho Fukui
- Valve Science Center, Minneapolis Heart Institute Foundation, Abbott Northwestern Hospital, Minneapolis, Minnesota
| | - Hiroki Niikura
- Valve Science Center, Minneapolis Heart Institute Foundation, Abbott Northwestern Hospital, Minneapolis, Minnesota
| | - Paul Sorajja
- Valve Science Center, Minneapolis Heart Institute Foundation, Abbott Northwestern Hospital, Minneapolis, Minnesota
| | - Go Hashimoto
- Valve Science Center, Minneapolis Heart Institute Foundation, Abbott Northwestern Hospital, Minneapolis, Minnesota
| | - Richard Bae
- Valve Science Center, Minneapolis Heart Institute Foundation, Abbott Northwestern Hospital, Minneapolis, Minnesota
| | - Santiago Garcia
- Valve Science Center, Minneapolis Heart Institute Foundation, Abbott Northwestern Hospital, Minneapolis, Minnesota
| | - Mario Gössl
- Valve Science Center, Minneapolis Heart Institute Foundation, Abbott Northwestern Hospital, Minneapolis, Minnesota
| | - João L Cavalcante
- Valve Science Center, Minneapolis Heart Institute Foundation, Abbott Northwestern Hospital, Minneapolis, Minnesota.
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30
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Alashi A, Isaza N, Faulx J, Popovic ZB, Menon V, Ellis SG, Faulx M, Kapadia SR, Griffin BP, Desai MY. Characteristics and Outcomes of Patients With Takotsubo Syndrome: Incremental Prognostic Value of Baseline Left Ventricular Systolic Function. J Am Heart Assoc 2020; 9:e016537. [PMID: 32755253 PMCID: PMC7660826 DOI: 10.1161/jaha.120.016537] [Citation(s) in RCA: 24] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/24/2023]
Abstract
Background We sought to determine (1) long‐term outcomes in patients presenting with documented Takotsubo syndrome (TS), (2) whether left ventricular global longitudinal strain (LV‐GLS) provides incremental prognostic value, and (3) prognostic cutoffs of LV ejection fraction (LVEF) and LV‐GLS during an acute TS episode. Methods and Results We studied 650 patients with TS (aged 66±14 years, 88% women) who were diagnosed clinically and angiographically between 2006 and 2018. Baseline LVEF and LV‐GLS (using velocity vector imaging) were recorded. The primary end point was all‐cause mortality. TS triggers were unknown (34%), emotional (16%), physical (41%), and neurologic (10%). Mean LVEF and LV‐GLS were 36±10% and −11.6±0.4%; in addition, 94% patients had LVEF <52%, and 80% had apical ballooning. No patient had obstructive coronary artery disease. At a median of 2.2 years (interquartile range, 0.7–4.4), 175 (27%) had died (9% in‐hospital deaths). Multivariate Cox survival analysis revealed that higher age (hazard ratio [HR], 1.35), male sex (HR, 1.75), lower baseline LVEF (HR, 1.02), worse LV‐GLS (HR, 1.04), neurologic trigger (HR, 2.66), and physical trigger (HR, 2.64) were associated with mortality, whereas aspirin (HR, 0.70) and β‐blockers (HR, 0.73) improved survival (all P<0.049). The addition of LVEF and LV‐GLS to clinical markers (age, sex, cardiogenic shock at presentation, and peak troponin I) significantly increased log‐likelihood ratios: clinical (−521.48), clinical plus LVEF (−511.32, P<0.001), and clinical plus LVEF and LV‐GLS (−500.68, P<0.001). On penalized spline analysis, LVEF of 38% and LV‐GLS of −10% were cutoffs below which survival was significantly worse. Conclusions Patients with TS with a neurologic or physical trigger had significantly worse survival than those without such a trigger, with baseline LVEF and LV‐GLS providing incremental prognostic value.
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Affiliation(s)
- Alaa Alashi
- Department of Cardiovascular Medicine Heart and Vascular Institute Cleveland Clinic Cleveland OH USA
| | - Nicolas Isaza
- Department of Cardiovascular Medicine Heart and Vascular Institute Cleveland Clinic Cleveland OH USA
| | - Jackson Faulx
- Department of Cardiovascular Medicine Heart and Vascular Institute Cleveland Clinic Cleveland OH USA
| | - Zoran B Popovic
- Department of Cardiovascular Medicine Heart and Vascular Institute Cleveland Clinic Cleveland OH USA
| | - Venu Menon
- Department of Cardiovascular Medicine Heart and Vascular Institute Cleveland Clinic Cleveland OH USA
| | - Stephen G Ellis
- Department of Cardiovascular Medicine Heart and Vascular Institute Cleveland Clinic Cleveland OH USA
| | - Michael Faulx
- Department of Cardiovascular Medicine Heart and Vascular Institute Cleveland Clinic Cleveland OH USA
| | - Samir R Kapadia
- Department of Cardiovascular Medicine Heart and Vascular Institute Cleveland Clinic Cleveland OH USA
| | - Brian P Griffin
- Department of Cardiovascular Medicine Heart and Vascular Institute Cleveland Clinic Cleveland OH USA
| | - Milind Y Desai
- Department of Cardiovascular Medicine Heart and Vascular Institute Cleveland Clinic Cleveland OH USA
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Voigt JU, Cvijic M. 2- and 3-Dimensional Myocardial Strain in Cardiac Health and Disease. JACC Cardiovasc Imaging 2020; 12:1849-1863. [PMID: 31488253 DOI: 10.1016/j.jcmg.2019.01.044] [Citation(s) in RCA: 168] [Impact Index Per Article: 42.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/10/2018] [Revised: 01/08/2019] [Accepted: 01/31/2019] [Indexed: 02/06/2023]
Abstract
Advances in speckle-tracking echocardiography allowed the rise of deformation imaging as a feasible, robust, and valuable tool for clinical routine. The global or segmental measurement of strain can objectively quantify myocardial deformation and can characterize myocardial function in a novel way. However, the proper interpretation of deformation measurements requires understanding of cardiac mechanics and the influence of loading conditions, ventricular geometry, conduction delays, and myocardial tissue characteristics on the measured values. The purpose of this manuscript is to review the basic concepts of deformation imaging, briefly describe imaging modalities for strain assessment, and discuss in depth the underlying physical and pathophysiological mechanisms which lead to the respective findings in a specific disease.
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Affiliation(s)
- Jens-Uwe Voigt
- Department of Cardiovascular Diseases, University Hospital Leuven, Leuven, Belgium; Department of Cardiovascular Sciences, University of Leuven, Leuven, Belgium.
| | - Marta Cvijic
- Department of Cardiovascular Diseases, University Hospital Leuven, Leuven, Belgium; Department of Cardiovascular Sciences, University of Leuven, Leuven, Belgium; Department of Cardiology, University Medical Centre Ljubljana, Ljubljana, Slovenia
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Abstract
Echocardiographic strain imaging allows new insight into a complex cardiac mechanics and enables more precise evaluation of cardiac function. Hence, it has been shown to have clinical utility in a variety of valvular heart diseases. In particular, global longitudinal strain has been shown to be more sensitive to detect systolic dysfunction than left ventricular ejection fraction. In patients with valvular heart diseases, it provides both diagnostic and prognostic information in addition to standard echocardiographic and clinical parameters. In this review, we summarize current clinical application of strain echocardiography in patients with valvular heart diseases and discuss pathophysiological mechanisms that lead to respective findings in specific diseases.
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Carabello BA. Timing of Surgery for Primary MR. JACC Cardiovasc Imaging 2020; 13:586-588. [DOI: 10.1016/j.jcmg.2019.04.010] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/05/2019] [Accepted: 04/18/2019] [Indexed: 10/26/2022]
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Kagiyama N, Sugahara M, Crago EA, Qi Z, Lagattuta TF, Yousef KM, Friedlander RM, Hravnak MT, Gorcsan J. Neurocardiac Injury Assessed by Strain Imaging Is Associated With In-Hospital Mortality in Patients With Subarachnoid Hemorrhage. JACC Cardiovasc Imaging 2020; 13:535-546. [DOI: 10.1016/j.jcmg.2019.02.023] [Citation(s) in RCA: 15] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/13/2018] [Revised: 01/29/2019] [Accepted: 02/06/2019] [Indexed: 11/25/2022]
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Bijvoet GP, Teske AJ, Chamuleau SAJ, Hart EA, Jansen R, Schaap J. Global longitudinal strain to predict left ventricular dysfunction in asymptomatic patients with severe mitral valve regurgitation: literature review. Neth Heart J 2020; 28:63-72. [PMID: 31410717 PMCID: PMC6977936 DOI: 10.1007/s12471-019-01318-8] [Citation(s) in RCA: 9] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/02/2023] Open
Abstract
The optimal treatment strategy for asymptomatic patients with severe mitral valve regurgitation (MR) and preserved left ventricular (LV) function is challenging. This manuscript reviews the available literature on the value of left ventricular global longitudinal strain (LV-GLS) in predicting LV dysfunction after mitral valve surgery in these patients and discusses its current place in the treatment strategy. Studies were identified from Cochrane Library, SCOPUS, PubMed and Web of Science up to February 2018. The domain used was MR. The determinant was LV-GLS; other methods of deformation imaging were excluded. The examined outcome was LV dysfunction after surgery. A total of 144 articles were retrieved, of which 11 publications met the inclusion criteria, including a total of 2415 patients. Ten studies showed a significant correlation between preoperative LV-GLS and LV dysfunction postoperatively; one study reported a negative correlation. These studies suggest that LV-GLS is a predictor of LV dysfunction after surgery in asymptomatic patients with chronic MR. Hence, incorporation of LV-GLS for clinical decision-making in these patients might be of additional value. Further research is needed to confirm the role of LV-GLS in postoperative patients, and additionally in asymptomatic MR patients during a 'watchful waiting' strategy.
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Affiliation(s)
- G P Bijvoet
- Department of Cardiology, Maastricht University Medical Centre, Maastricht, The Netherlands.
| | - A J Teske
- Department of Cardiology, University Medical Centre Utrecht, Utrecht, The Netherlands
| | - S A J Chamuleau
- Department of Cardiology, University Medical Centre Utrecht, Utrecht, The Netherlands
| | - E A Hart
- Department of Cardiology, University Medical Centre Utrecht, Utrecht, The Netherlands
| | - R Jansen
- Department of Cardiology, University Medical Centre Utrecht, Utrecht, The Netherlands
| | - J Schaap
- Department of Cardiology, Amphia Hospital, Breda, The Netherlands
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Hiemstra YL, Tomsic A, van Wijngaarden SE, Palmen M, Klautz RJ, Bax JJ, Delgado V, Ajmone Marsan N. Prognostic Value of Global Longitudinal Strain and Etiology After Surgery for Primary Mitral Regurgitation. JACC Cardiovasc Imaging 2020; 13:577-585. [DOI: 10.1016/j.jcmg.2019.03.024] [Citation(s) in RCA: 41] [Impact Index Per Article: 10.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/17/2018] [Revised: 02/26/2019] [Accepted: 03/14/2019] [Indexed: 11/30/2022]
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Kislitsina ON, Thomas JD, Crawford E, Michel E, Kruse J, Liu M, Andrei AC, Cox JL, McCarthy PM. Predictors of Left Ventricular Dysfunction After Surgery for Degenerative Mitral Regurgitation. Ann Thorac Surg 2019; 109:669-677. [PMID: 31830438 DOI: 10.1016/j.athoracsur.2019.10.044] [Citation(s) in RCA: 15] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/03/2019] [Revised: 10/10/2019] [Accepted: 10/14/2019] [Indexed: 01/14/2023]
Abstract
BACKGROUND This study was performed to determine whether strain can supplement the ability of left ventricular (LV) ejection fraction (LVEF) to predict postoperative ventricular dysfunction in patients undergoing mitral valve surgery for degenerative mitral regurgitation (DMR). METHODS From 2004 to 2017, 520 patients with an LVEF of 60% or more underwent mitral valve surgery (98% repair) for DMR. All patients had preoperative, predischarge, and follow-up (mean, 5.0 ± 3.6 years) echocardiograms. Speckle tracking was performed in 119 of 520 patients (22.9%) to determine LV strain, right ventricular free-wall strain, and left atrial longitudinal strain. Multivariate logistic and Cox regression models were used in this subgroup to evaluate associations with early postoperative LV dysfunction and medium-term overall survival, respectively. RESULTS Median preoperative LVEF of the entire cohort was 65%. Based on predischarge echocardiogram, 449 patients (86.3%) maintained postoperative LVEF of 50% or greater. Seventy-one patients (13.7%) had a predischarge LVEF of less than 50%, 49 (9.4%) had a predischarge LVEF of 40% to 49%, and 22 (4.2% overall) had a predischarge LVEF of less than 40%. Abnormal preoperative LV, right ventricular, and left atrial strain measurements were significantly associated with the development of postoperative LV dysfunction, but preoperative hemodynamic and non-strain echo parameters did not vary enough in absolute values to be clinically useful as predictors of postoperative LV dysfunction. CONCLUSIONS Preoperative strain measurements in DMR patients were significantly associated with superior capabilities of detecting underlying LV dysfunction despite preserved preoperative LVEF. Strain analysis may serve as another marker for optimal timing of surgical intervention in DMR patients.
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Affiliation(s)
- Olga N Kislitsina
- Division of Cardiology, Bluhm Cardiovascular Institute, Feinberg School of Medicine, Northwestern University, Chicago, Illinois; Division of Cardiac Surgery, Bluhm Cardiovascular Institute, Feinberg School of Medicine, Northwestern University, Chicago, Illinois.
| | - James D Thomas
- Division of Cardiology, Bluhm Cardiovascular Institute, Feinberg School of Medicine, Northwestern University, Chicago, Illinois
| | - Erin Crawford
- Division of Cardiac Surgery, Bluhm Cardiovascular Institute, Feinberg School of Medicine, Northwestern University, Chicago, Illinois
| | - Eriberto Michel
- Division of Cardiac Surgery, Bluhm Cardiovascular Institute, Feinberg School of Medicine, Northwestern University, Chicago, Illinois
| | - Jane Kruse
- Division of Cardiac Surgery, Bluhm Cardiovascular Institute, Feinberg School of Medicine, Northwestern University, Chicago, Illinois
| | - Menghan Liu
- Division of Cardiac Surgery, Bluhm Cardiovascular Institute, Feinberg School of Medicine, Northwestern University, Chicago, Illinois
| | - Adin-Cristian Andrei
- Division of Cardiac Surgery, Bluhm Cardiovascular Institute, Feinberg School of Medicine, Northwestern University, Chicago, Illinois
| | - James L Cox
- Division of Cardiac Surgery, Bluhm Cardiovascular Institute, Feinberg School of Medicine, Northwestern University, Chicago, Illinois
| | - Patrick M McCarthy
- Division of Cardiac Surgery, Bluhm Cardiovascular Institute, Feinberg School of Medicine, Northwestern University, Chicago, Illinois
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Santoro C, Galderisi M, Esposito R, Buonauro A, Monteagudo JM, Sorrentino R, Lembo M, Fernandez-Golfin C, Trimarco B, Zamorano JL. Global longitudinal strain is a hallmark of cardiac damage in mitral regurgitation: the Italian arm of the European Registry of mitral regurgitation (EuMiClip). Cardiovasc Ultrasound 2019; 17:28. [PMID: 31752893 PMCID: PMC6873488 DOI: 10.1186/s12947-019-0178-7] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/16/2019] [Accepted: 11/08/2019] [Indexed: 12/28/2022] Open
Abstract
BACKGROUND The search for reliable cardiac functional parameters is crucial in patients with mitral regurgitation (MR). In the Italian arm of the European Registry of MR, we compared the ability of global longitudinal strain (GLS) and left ventricular (LV) ejection fraction (LVEF) to detect cardiac damage in MR. METHODS Five hundred four consecutive patients with MR underwent a complete echo-Doppler exam. A total of 431, 53 and 20 patients had degenerative, secondary and mixed MR, respectively. The main echocardiographic parameters, including LV and left atrial (LA) size measurements, pulmonary artery systolic pressure (PASP) and GLS were compared between patients with mild MR (n = 392) vs. moderate to severe MR (n = 112). RESULTS LVEF and GLS were related one another in the pooled population, and separately in patients with mild and moderate/severe MR (all p < 0.0001). However, a certain number of patients were above the upper or below the lower limits of the 95% confidence interval (CI) of the normal relation in the pooled population and in patients with mild MR. Only 2 patients were below the 95% CI in moderate to severe MR. After adjusting for confounders by separate multivariate models, LVEF and GLS were independently associated with LV and left atrial size in the pooled population and in mild and moderate/severe MR. GLS, but not LVEF, was also independently associated with PASP in patients with mild and moderate to severe MR. CONCLUSIONS Both LVEF and GLS are independently associated with LV and LA size, but only GLS is related to pulmonary arterial pressure. GLS is a powerful hallmark of cardiac damage in MR.
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Affiliation(s)
- Ciro Santoro
- Department of Advanced Biomedical Science, Interdepartmental Laboratory of Cardiac Imaging, Federico II University Hospital, V. S. Pansini 5, bld 1, 80131 Naples, Italy
| | - Maurizio Galderisi
- Department of Advanced Biomedical Science, Interdepartmental Laboratory of Cardiac Imaging, Federico II University Hospital, V. S. Pansini 5, bld 1, 80131 Naples, Italy
| | - Roberta Esposito
- Department of Advanced Biomedical Science, Interdepartmental Laboratory of Cardiac Imaging, Federico II University Hospital, V. S. Pansini 5, bld 1, 80131 Naples, Italy
| | - Agostino Buonauro
- Department of Advanced Biomedical Science, Interdepartmental Laboratory of Cardiac Imaging, Federico II University Hospital, V. S. Pansini 5, bld 1, 80131 Naples, Italy
| | | | - Regina Sorrentino
- Department of Advanced Biomedical Science, Interdepartmental Laboratory of Cardiac Imaging, Federico II University Hospital, V. S. Pansini 5, bld 1, 80131 Naples, Italy
| | - Maria Lembo
- Department of Advanced Biomedical Science, Interdepartmental Laboratory of Cardiac Imaging, Federico II University Hospital, V. S. Pansini 5, bld 1, 80131 Naples, Italy
| | | | - Bruno Trimarco
- Department of Advanced Biomedical Science, Interdepartmental Laboratory of Cardiac Imaging, Federico II University Hospital, V. S. Pansini 5, bld 1, 80131 Naples, Italy
| | - Josè Luis Zamorano
- Department of Cardiology, University Hospital Ramon y Cajal, Madrid, Spain
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Fava AM, Meredith D, Desai MY. Clinical Applications of Echo Strain Imaging: a Current Appraisal. CURRENT TREATMENT OPTIONS IN CARDIOVASCULAR MEDICINE 2019; 21:50. [PMID: 31473859 DOI: 10.1007/s11936-019-0761-0] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 10/26/2022]
Abstract
PURPOSE OF REVIEW This article reviews recent advances in echocardiographic strain imaging, particularly in its ability to prognosticate in cardiovascular outcomes and impact clinical decision making. RECENT FINDINGS Strain has been proposed as a sensitive tool in detecting early ventricular dysfunction. Left ventricular global longitudinal strain (LV-GLS) detects subtle changes in myocardial function, often not quantifiable by ejection fraction alone. Thus, LV-GLS provides the opportunity for early decision-making, and the implementation of more effective treatments, improving outcomes in a variety of diseases such as valvular heart diseases, cardio-oncology, ischemic heart disease, cardiomyopathies, heart transplantation, and pericardial diseases and cardiomyopathies. Strain is a promising tool for the early detection of myocardial dysfunction in patients with preserved left ventricular ejection fraction and can prognosticate long-term outcomes.
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Affiliation(s)
- Agostina M Fava
- Heart and Vascular Institute, Cleveland Clinic, 9500 Euclid Avenue, Desk J1-5, Cleveland, OH, 44195, USA
| | - Dane Meredith
- Heart and Vascular Institute, Cleveland Clinic, 9500 Euclid Avenue, Desk J1-5, Cleveland, OH, 44195, USA
| | - Milind Y Desai
- Heart and Vascular Institute, Cleveland Clinic, 9500 Euclid Avenue, Desk J1-5, Cleveland, OH, 44195, USA.
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Kagiyama N, Shrestha S. Echocardiographic assessment of mitral regurgitation. J Med Ultrason (2001) 2019; 47:59-70. [PMID: 31446501 DOI: 10.1007/s10396-019-00971-1] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/04/2019] [Accepted: 07/24/2019] [Indexed: 12/13/2022]
Abstract
Mitral regurgitation (MR) is one of the most frequent indications for valve surgery in developed countries, and echocardiographic assessment is an essential tool to evaluate its etiologies, severity, and therapeutic indications. The mitral valve apparatus is a complex structure composed of several parts: apart from the mitral valve leaflets and annulus, it also includes the chordae tendineae, papillary muscles, and left ventricular (LV) wall. MR can be caused not only by organic changes of the mitral valve leaflets or chordae (primary MR) but also by extreme mitral annular enlargement or mitral leaflet tethering due to displacement and malfunction of papillary muscles and LV wall (secondary MR). In secondary MR with LV dysfunction, a milder degree of MR can be associated with adverse outcomes compared with primary MR. Grading the severity is the first step in evaluation of indication for surgical/transcatheter interventions. As such, there are several techniques to assess the severity of MR using echocardiography. However, none of the techniques is reliable enough by itself, and it is always recommended to integrate multiple methods. In cases where echocardiographic assessment of MR severity is inconclusive, magnetic resonance may be helpful. In addition to the severity, anatomical information, such as localization in primary MR due to mitral valve prolapse and LV size in secondary MR due to LV dilatation/dysfunction, is an important concern in presurgical echocardiography. Transesophageal echocardiography and three-dimensional echocardiography are key techniques for anatomical evaluation including mitral valve and LV volumes. In transcatheter intervention for MR, echocardiography plays a pivotal role as a guide for procedures and endpoints. In this review article, the authors provide a comprehensive summary of current standards of echocardiographic assessment of MR.
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Affiliation(s)
- Nobuyuki Kagiyama
- West Virginia University Heart and Vascular Institute, 1 Medical Center Drive, Morgantown, WV, 26505, USA.
| | - Sirish Shrestha
- West Virginia University Heart and Vascular Institute, 1 Medical Center Drive, Morgantown, WV, 26505, USA
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Park JH. Two-dimensional Echocardiographic Assessment of Myocardial Strain: Important Echocardiographic Parameter Readily Useful in Clinical Field. Korean Circ J 2019; 49:908-931. [PMID: 31456367 PMCID: PMC6753023 DOI: 10.4070/kcj.2019.0200] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/29/2019] [Accepted: 07/03/2019] [Indexed: 01/14/2023] Open
Abstract
Echocardiography is the first and is the most-available imaging modality for many cardiovascular diseases, and echocardiographic parameters can give much important information for diagnosis, treatment, and prognostic evaluations. Left ventricular ejection fraction (LVEF) is the most commonly used echocardiographic parameter for left ventricular (LV) systolic function. Although LVEF is used routinely in daily practice, it is calculated from volumetric change without representing true myocardial properties. Recently, strain echocardiography has been used to objectively measure myocardial deformation. Myocardial strain can give accurate information about intrinsic myocardial function, and it can be used to detect early-stage cardiovascular diseases, monitor myocardial changes with specific therapies, differentiate cardiomyopathies, and predict the prognosis of several cardiovascular diseases. Although strain echocardiography has been applied to measure the right ventricle and left atrium, in addition to analyzing the LV, many cardiologists who are not imaging specialists are unaware of its clinical use and importance. Therefore, this review describes the measurement and clinical utility of 2-dimensional strain analysis in various cardiovascular diseases.
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Affiliation(s)
- Jae Hyeong Park
- Department of Cardiology in Internal Medicine, Chungnam National University Hospital, Chungnam National University College of Medicine, Daejeon, Korea.
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42
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Utilidad del “speckle tracking” en pacientes no oncológicos. REVISTA COLOMBIANA DE CARDIOLOGÍA 2019. [DOI: 10.1016/j.rccar.2018.10.017] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
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43
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Singh A, Voss WB, Lentz RW, Thomas JD, Akhter N. The Diagnostic and Prognostic Value of Echocardiographic Strain. JAMA Cardiol 2019; 4:580-588. [DOI: 10.1001/jamacardio.2019.1152] [Citation(s) in RCA: 12] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Affiliation(s)
- Arushi Singh
- Department of Medicine, Northwestern University Feinberg School of Medicine, Chicago, Illinois
| | | | - Robert W. Lentz
- Department of Medicine, Northwestern University Feinberg School of Medicine, Chicago, Illinois
| | - James D. Thomas
- Department of Medicine, Northwestern University Feinberg School of Medicine, Chicago, Illinois
- Division of Cardiology, Northwestern University Feinberg School of Medicine, Chicago, Illinois
| | - Nausheen Akhter
- Department of Medicine, Northwestern University Feinberg School of Medicine, Chicago, Illinois
- Division of Cardiology, Northwestern University Feinberg School of Medicine, Chicago, Illinois
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44
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Ammon F, Bittner D, Hell M, Mansour H, Achenbach S, Arnold M, Marwan M. CT-derived left ventricular global strain: a head-to-head comparison with speckle tracking echocardiography. Int J Cardiovasc Imaging 2019; 35:1701-1707. [PMID: 30953252 DOI: 10.1007/s10554-019-01596-8] [Citation(s) in RCA: 25] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/09/2018] [Accepted: 04/01/2019] [Indexed: 11/26/2022]
Abstract
We assessed CT-derived left ventricular strain in a cohort of patients referred for transcatheter aortic valve implantation (TAVI) and validated it against 2 dimensional speckle tracking echocardiography as the gold standard. 65 consecutive patients with symptomatic aortic valve stenosis referred for CT imaging prior to TAVI were included in this analysis. For all patients, retrospectively ECG-gated multi-phase functional CT data sets acquired with identical reconstruction parameters were available. All data sets were acquired using a third generation dual source system. In all patients, multiphase reconstructions in increments of 10% of the cardiac cycle were rendered (slice thickness 0.75, increment 0.5 mm, medium smooth reconstruction kernel) and transferred to a dedicated workstation (Ziostation2, Ziosoft Inc., Tokyo, Japan). Additional functional reconstructions for dynamic assessment and quantification of strain were processed. Multiplanar reconstructions (MPR) of the left ventricle similar to standard echocardiographic 4, 2 and apical 3 chamber views were rendered in CT. Similar to echocardiographic longitudinal strain, the perimeter of the left ventricle was manually traced within the myocardium and peak maximal shortening as a parameter representing longitudinal strain was calculated for each view and averaged to obtain a marker for global longitudinal strain (CT perimeter-derived strain). Furthermore, for quantification of 3-dimensional strain, endocardial and epicardial borders of myocardium were marked in six short axis views and peak maximum 3- dimensional strain of the myocardium was calculated in standard six basal, six mid and four apical segments. 3-dimensional strain values of the 16 standard segments as well as perimeter-derived strain values in the three standard windows were averaged to obtain global strain. Echocardiography was performed in all patients before CT data acquisition. Digital loops were acquired from three apical views (four-, two-, and three chamber views). For assessment of 2 dimensional global longitudinal strain (GLS), recordings were processed with acoustic-tracking software allowing offline semiautomated speckle-based strain analyses. The mean age of all 65 patients was 81 ± 5 years. The mean echocardiographic ejection fraction and mean echocardiographic GLS were 50 ± 12% and -13.6 ± 4.5%, respectively. The mean CT-derived peak 3-dimensional global strain and mean peak strain derived by perimeter was 43.2 ± 13.5% and -11.2 ± 3.5%, respectively. Both CTderived global 3D-strain and perimeter derived strain showed a significant correlation to GLS derived by echocardiography (r = -0.8, p < 0.0001 for 3D strain and r = 0.71, p < 0.0001 for perimeter-derived strain). Bland-Altman analysis showed a systematic underestimation (i. e. worse strain values) of CT perimeter-derived strain compared to GLS by echocardiography (mean difference -2.4% with 95% limits of agreement between 4% to -9%). ROC Curve analysis assuming a normal GLS when less than -18% showed that a CT-derived peak 3-dimensional global strain cut-off-value of 45% has a sensitivity of 91% and a specificity of 60% for detecting normal left ventricular strain (AUC 0.81, p = 0.001). For CT perimeter-derived strain, a cut-off value of -12%-assuming a normal echocardiographic GLS when less than -18%-achieved a sensitivity of 82% and a specificity of 61% (AUC of 0.82, p = 0.001) for detecting abnormal left ventricular strain. Using dedicated software, assessment of CT-derived left ventricular strain is feasible and comparable to strain derived by echocardiographic 2 dimensional speckle tracking.
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Affiliation(s)
- F Ammon
- Department of Cardiology, Friedrich-Alexander-Universität, Ulmenweg 18, 91054, Erlangen-Nürnberg, Germany.
| | - D Bittner
- Department of Cardiology, Friedrich-Alexander-Universität, Ulmenweg 18, 91054, Erlangen-Nürnberg, Germany
| | - M Hell
- Department of Cardiology, Friedrich-Alexander-Universität, Ulmenweg 18, 91054, Erlangen-Nürnberg, Germany
| | - H Mansour
- Department of Cardiology, Ain Shams University Hospital, Cairo, Egypt
| | - S Achenbach
- Department of Cardiology, Friedrich-Alexander-Universität, Ulmenweg 18, 91054, Erlangen-Nürnberg, Germany
| | - M Arnold
- Department of Cardiology, Friedrich-Alexander-Universität, Ulmenweg 18, 91054, Erlangen-Nürnberg, Germany
| | - M Marwan
- Department of Cardiology, Friedrich-Alexander-Universität, Ulmenweg 18, 91054, Erlangen-Nürnberg, Germany
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Affiliation(s)
- Aeshah Althunayyan
- Barts Heart Centre, St Bartholomew’s Hospital, Barts Health NHS Trust, London, UK
- William Harvey Research Institute, Queen Mary University of London, London, UK
| | - Steffen E Petersen
- Barts Heart Centre, St Bartholomew’s Hospital, Barts Health NHS Trust, London, UK
- William Harvey Research Institute, Queen Mary University of London, London, UK
| | - Guy Lloyd
- Barts Heart Centre, St Bartholomew’s Hospital, Barts Health NHS Trust, London, UK
- William Harvey Research Institute, Queen Mary University of London, London, UK
- Institute of Cardiovascular Sciences, UCL, London, UK
| | - Sanjeev Bhattacharyya
- Barts Heart Centre, St Bartholomew’s Hospital, Barts Health NHS Trust, London, UK
- William Harvey Research Institute, Queen Mary University of London, London, UK
- Institute of Cardiovascular Sciences, UCL, London, UK
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Gorcsan J, Kagiyama N. Can global longitudinal strain predict response to cardiac resynchronization therapy? Heart Rhythm 2018; 15:1540-1541. [DOI: 10.1016/j.hrthm.2018.05.029] [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: 05/23/2018] [Indexed: 10/14/2022]
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Popović ZB, Desai MY, Griffin BP. Decision Making With Imaging in Asymptomatic Aortic Regurgitation. JACC Cardiovasc Imaging 2018; 11:1499-1513. [DOI: 10.1016/j.jcmg.2018.05.027] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/10/2018] [Revised: 05/07/2018] [Accepted: 05/18/2018] [Indexed: 10/28/2022]
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How should we determine normal echocardiographic right ventricle function reference values in pediatrics? Int J Cardiovasc Imaging 2018; 35:259-265. [PMID: 30269294 DOI: 10.1007/s10554-018-1462-6] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/09/2018] [Accepted: 09/24/2018] [Indexed: 10/28/2022]
Abstract
Several models have been used to establish pediatric Z-scores for echocardiographic right ventricle (RV) variables. This study aimed to determine the most appropriate mathematical model for RV function reference values in pediatrics. Prospective cross-sectional study among 314 healthy children ages 2 days to 18 years (46% female, 88 infants, 26 neonates, 226 children). RV parameters (S', E', A' waves, TEI index, TAPSE) were modelized with four explanatory variables: age, height, weight and body surface area. Four mathematical models were applied: a linear model, a polynomial model of degree 2, a linear regression model by spline with free knot, and a polynomial regression model of degree 2 by spline with a free knot. The choice of the best method used the adjusted coefficient of determination (aR2). The modelization of RV variables did not follow a linear model. A single explanatory variable could not determine all Z-scores, as specific and independent variables were required for each parameter. The quadratic spline model best adjusted the modelization of RV variables. The S' wave was best modelized by the spline model with the weight (knot at 6.86 kg). The E' wave was best modelized by the spline model with the age (knot at 0.29 years). The A' wave was best modelized by the model with the height (knot at 81 cm). The TAPSE was best modelized by the spline model with the weight (knot at 9.04 kg). The spline regression models best applies to echocardiographic RV reference values in pediatrics.
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Utsunomiya H, Hidaka T, Susawa H, Izumi K, Harada Y, Kinoshita M, Itakura K, Masada K, Kihara Y. Exercise-Stress Echocardiography and Effort Intolerance in Asymptomatic/Minimally Symptomatic Patients With Degenerative Mitral Regurgitation Combined Invasive–Noninvasive Hemodynamic Monitoring. Circ Cardiovasc Imaging 2018; 11:e007282. [DOI: 10.1161/circimaging.117.007282] [Citation(s) in RCA: 15] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/07/2023]
Affiliation(s)
- Hiroto Utsunomiya
- Department Cardiovascular Medicine, Hiroshima University Graduate School of Biomedical and Health Sciences, Japan
| | - Takayuki Hidaka
- Department Cardiovascular Medicine, Hiroshima University Graduate School of Biomedical and Health Sciences, Japan
| | - Hitoshi Susawa
- Department Cardiovascular Medicine, Hiroshima University Graduate School of Biomedical and Health Sciences, Japan
| | - Kanako Izumi
- Department Cardiovascular Medicine, Hiroshima University Graduate School of Biomedical and Health Sciences, Japan
| | - Yu Harada
- Department Cardiovascular Medicine, Hiroshima University Graduate School of Biomedical and Health Sciences, Japan
| | - Mirai Kinoshita
- Department Cardiovascular Medicine, Hiroshima University Graduate School of Biomedical and Health Sciences, Japan
| | - Kiho Itakura
- Department Cardiovascular Medicine, Hiroshima University Graduate School of Biomedical and Health Sciences, Japan
| | - Kenji Masada
- Department Cardiovascular Medicine, Hiroshima University Graduate School of Biomedical and Health Sciences, Japan
| | - Yasuki Kihara
- Department Cardiovascular Medicine, Hiroshima University Graduate School of Biomedical and Health Sciences, Japan
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