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Sarrazyn C, Fortuni F, Laenens D, Chua AP, Lopez Santi MP, Myagmardorj R, Nabeta T, Meucci MC, Singh GK, Velders BJJ, Galloo X, Bax JJ, Ajmone Marsan N. Clinical and echocardiographic parameters associated with outcomes in patients with moderate secondary mitral regurgitation. Heart 2024:heartjnl-2024-324526. [PMID: 39366740 DOI: 10.1136/heartjnl-2024-324526] [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: 05/31/2024] [Accepted: 09/18/2024] [Indexed: 10/06/2024] Open
Abstract
BACKGROUND Significant secondary mitral regurgitation (SMR) is known to be associated with worse prognosis. However, data focusing specifically on moderate SMR and associated risk factors are lacking. In the present study, clinical and echocardiographic parameters associated with outcomes were evaluated in a large cohort of patients with moderate SMR. METHODS Patients with moderate SMR were retrospectively included and stratified by New York Heart Association (NYHA) class and specific aetiology (atrial SMR (aSMR) or ventricular SMR (vSMR)) with a further classification of vSMR based on left ventricular ejection fraction (LVEF) ≥40% or <40%. The primary endpoint was all-cause mortality and the secondary endpoint was the composite of all-cause mortality and heart failure (HF) events. RESULTS Of the total 1061 patients with moderate SMR (age 69±11 years, 59% male) included, 854 (80%) were in NYHA class I-II and 207 (20%) were in NYHA class III-IV. Regarding the aetiology, 352 (33%) had aSMR and 709 (67%) had vSMR, of which 329 (46%) had LVEF ≥40% and 380 (54%) had LVEF <40%. During a median follow-up of 82 (IQR 55-115) months, 397 (37%) died and 539 (51%) patients had HF events or died. On multivariable analysis, NYHA class III-IV (HR 1.578; 95% CI 1.244 to 2.002, p<0.001) and SMR aetiology were independently associated with both endpoints. Specifically, compared to aSMR, vSMR with LVEF ≥40% had a HR of 1.528 (95% CI 1.108 to 2.106, p=0.010) and vSMR with LVEF <40% had a HR of 1.960 (95% CI 1.434 to 2.679, p<0.001). To further support these findings, patients were matched for (1) NYHA class and (2) SMR aetiology by propensity scores including age, sex, diabetes, chronic obstructive pulmonary disease, renal function, left atrial volume index, NYHA class (only for SMR aetiology matching), LVEF, SMR aetiology (only for NYHA class matching), tricuspid regurgitation severity and right ventricular pulmonary artery coupling index. After matching, NYHA class and SMR aetiology remained associated with both outcomes (for both: log rank p<0.050). CONCLUSION In patients with moderate SMR, distinction in SMR aetiology and assessment of symptoms are important independent determinants of outcome.
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Affiliation(s)
- Camille Sarrazyn
- Department of Cardiology, Leiden University Medical Center, Leiden, The Netherlands
| | - Federico Fortuni
- Department of Cardiology, Leiden University Medical Center, Leiden, The Netherlands
- Cardiology, Ospedale Nuovo San Giovanni Battista, Foligno, Italy
| | - Dorien Laenens
- Department of Cardiology, Leiden University Medical Center, Leiden, The Netherlands
| | - Aileen Paula Chua
- Department of Cardiology, Leiden University Medical Center, Leiden, The Netherlands
| | | | | | - Takeru Nabeta
- Department of Cardiology, Leiden University Medical Center, Leiden, The Netherlands
| | - Maria Chiara Meucci
- Department of Cardiology, Leiden University Medical Center, Leiden, The Netherlands
- Department of Cardiovascular and Thoracic Sciences, Fondazione Policlinico Universitario Agostino Gemelli IRCCS, Roma, Italy
| | - Gurpreet Kaur Singh
- Department of Cardiology, Leiden University Medical Center, Leiden, The Netherlands
| | | | - Xavier Galloo
- Department of Cardiology, Leiden University Medical Center, Leiden, The Netherlands
- Department of Cardiology, UZ Brussel, Brussel, Belgium
| | - Jeroen Joost Bax
- Department of Cardiology, Leiden University Medical Center, Leiden, The Netherlands
| | - Nina Ajmone Marsan
- Department of Cardiology, Leiden University Medical Center, Leiden, The Netherlands
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Brugiatelli L, Rolando M, Lofiego C, Fogante M, Capodaglio I, Patani F, Tofoni P, Maurizi K, Nazziconi M, Massari A, Furlani G, Signore G, Esposto Pirani P, Schicchi N, Dello Russo A, Di Eusanio M, Vagnarelli F. Transcatheter Mitral Valve Intervention: Current and Future Role of Multimodality Imaging for Device Selection and Periprocedural Guidance. MEDICINA (KAUNAS, LITHUANIA) 2024; 60:1082. [PMID: 39064511 PMCID: PMC11278759 DOI: 10.3390/medicina60071082] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/09/2024] [Revised: 06/26/2024] [Accepted: 06/29/2024] [Indexed: 07/28/2024]
Abstract
Mitral regurgitation (MR) is a broadly diffuse valvular heart disease (VHD) with a significant impact on the healthcare system and patient prognosis. Transcatheter mitral valve interventions (TMVI) are now well-established techniques included in the therapeutic armamentarium for managing patients with mitral regurgitation, either primary or functional MR. Even if the guidelines give indications regarding the correct management of this VHD, the wide heterogeneity of patients' clinical backgrounds and valvular and heart anatomies make each patient a unique case, in which the appropriate device's selection requires a multimodal imaging evaluation and a multidisciplinary discussion. Proper pre-procedural evaluation plays a pivotal role in judging the feasibility of TMVI, while a cooperative work between imagers and interventionalist is also crucial for procedural success. This manuscript aims to provide an exhaustive overview of the main parameters that need to be evaluated for appropriate device selection, pre-procedural planning, intra-procedural guidance and post-operative assessment in the setting of TMVI. In addition, it tries to give some insights about future perspectives for structural cardiovascular imaging.
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Affiliation(s)
- Leonardo Brugiatelli
- “G.M. Lancisi” Cardiovascular Center, 60126 Ancona, Italy
- Department of Biomedical Sciences and Public Health, Marche Polytechnic University, 60121 Ancona, Italy
| | - Marco Rolando
- “G.M. Lancisi” Cardiovascular Center, 60126 Ancona, Italy
| | - Carla Lofiego
- “G.M. Lancisi” Cardiovascular Center, 60126 Ancona, Italy
| | - Marco Fogante
- Maternal-Child, Senological, Cardiological Radiology and Outpatient Ultrasound, Department of Radiological Sciences, University Hospital of Marche, 60126 Ancona, Italy
| | | | | | - Paolo Tofoni
- “G.M. Lancisi” Cardiovascular Center, 60126 Ancona, Italy
- Department of Biomedical Sciences and Public Health, Marche Polytechnic University, 60121 Ancona, Italy
| | - Kevin Maurizi
- “G.M. Lancisi” Cardiovascular Center, 60126 Ancona, Italy
- Department of Biomedical Sciences and Public Health, Marche Polytechnic University, 60121 Ancona, Italy
| | - Marco Nazziconi
- “G.M. Lancisi” Cardiovascular Center, 60126 Ancona, Italy
- Department of Biomedical Sciences and Public Health, Marche Polytechnic University, 60121 Ancona, Italy
| | - Arianna Massari
- “G.M. Lancisi” Cardiovascular Center, 60126 Ancona, Italy
- Department of Biomedical Sciences and Public Health, Marche Polytechnic University, 60121 Ancona, Italy
| | - Giulia Furlani
- “G.M. Lancisi” Cardiovascular Center, 60126 Ancona, Italy
- Department of Biomedical Sciences and Public Health, Marche Polytechnic University, 60121 Ancona, Italy
| | - Giovanni Signore
- Department of Transalational Medical Sciences, University of Campania “Luigi Vanvitelli”, 80131 Naples, Italy
| | - Paolo Esposto Pirani
- Maternal-Child, Senological, Cardiological Radiology and Outpatient Ultrasound, Department of Radiological Sciences, University Hospital of Marche, 60126 Ancona, Italy
| | - Nicolò Schicchi
- Cardiovascular Radiological Diagnostics, Department of Radiological Sciences, University Hospital of Marche, 60126 Ancona, Italy
| | - Antonio Dello Russo
- “G.M. Lancisi” Cardiovascular Center, 60126 Ancona, Italy
- Department of Biomedical Sciences and Public Health, Marche Polytechnic University, 60121 Ancona, Italy
| | - Marco Di Eusanio
- Cardiac Surgery Department, Polytechnic University of Marche, AOU delle Marche, 60121 Ancona, Italy
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3
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Tanaka T, Sugiura A, Vogelhuber J, Öztürk C, Böhm L, Wilde N, Zimmer S, Nickenig G, Weber M. Outcomes of transcatheter edge-to-edge repair for atrial functional mitral regurgitation. EUROINTERVENTION 2024; 20:e250-e260. [PMID: 38389471 PMCID: PMC10870009 DOI: 10.4244/eij-d-23-00819] [Citation(s) in RCA: 3] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/29/2023] [Accepted: 11/08/2023] [Indexed: 02/24/2024]
Abstract
BACKGROUND The prognostic benefits of transcatheter edge-to-edge repair (TEER) remain unclear in patients with atrial functional mitral regurgitation (AFMR). AIMS We aimed to investigate the clinical outcomes of TEER for patients with AFMR. METHODS We retrospectively classified functional mitral regurgitation (FMR) patients undergoing TEER into those with AFMR or ventricular FMR (VFMR). A residual MR ≤1+ at discharge was considered optimal mitral regurgitation (MR) reduction, and an elevated mean mitral valve pressure gradient (MPG) was defined as an MPG ≥5 mmHg at discharge. The primary outcome was a composite of all-cause mortality and hospitalisation due to heart failure within one year. RESULTS Of 441 FMR patients, 125 patients were considered as having AFMR. Residual MR ≤1+ was associated with a lower risk of the composite outcome in both AFMR and VFMR patients, while an MPG ≥5 mmHg was associated with a higher risk of the composite outcome in patients with AFMR but not with VFMR. AFMR patients with residual MR ≤1+ and an MPG ≥5 mmHg, as well as those with residual MR >1+, had a higher incidence of the composite outcome than those with residual MR ≤1+ and an MPG <5 mmHg (50.7%, 41.8%, and 14.3%, respectively; p<0.001). This association was consistent after adjustment for clinical and echocardiographic characteristics. CONCLUSIONS An MR reduction to ≤1+ following TEER was associated with a lower risk of clinical outcomes in patients with AFMR, while an MPG ≥5 mmHg was related to a higher risk of clinical outcomes. Optimal MR reduction by TEER may have potential benefits on the prognosis of patients with AFMR, although the prognostic benefit may be attenuated by an elevated MPG.
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Affiliation(s)
- Tetsu Tanaka
- Heart Center Bonn, Department of Internal Medicine II, University Hospital Bonn, Bonn, Germany
| | - Atsushi Sugiura
- Heart Center Bonn, Department of Internal Medicine II, University Hospital Bonn, Bonn, Germany
| | - Johanna Vogelhuber
- Heart Center Bonn, Department of Internal Medicine II, University Hospital Bonn, Bonn, Germany
| | - Can Öztürk
- Heart Center Bonn, Department of Internal Medicine II, University Hospital Bonn, Bonn, Germany
| | - Lukas Böhm
- Heart Center Bonn, Department of Internal Medicine II, University Hospital Bonn, Bonn, Germany
| | - Nihal Wilde
- Heart Center Bonn, Department of Internal Medicine II, University Hospital Bonn, Bonn, Germany
| | - Sebastian Zimmer
- Heart Center Bonn, Department of Internal Medicine II, University Hospital Bonn, Bonn, Germany
| | - Georg Nickenig
- Heart Center Bonn, Department of Internal Medicine II, University Hospital Bonn, Bonn, Germany
| | - Marcel Weber
- Heart Center Bonn, Department of Internal Medicine II, University Hospital Bonn, Bonn, Germany
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Masiero G, Montonati C, Rubbio AP, Adamo M, Grasso C, Denti P, Giordano A, Godino C, Bartorelli AL, De Felice F, Mongiardo A, Monteforte I, Villa E, Giannini C, Tamburino C, Petroni AS, Montorfano M, Giulia L, Dario G, Bedogni F, Giuseppe T. Impact of Transcatheter Edge-to-Edge Mitral Valve Repair on Atrial Functional Mitral Regurgitation from the GIOTTO Registry. Am J Cardiol 2024; 211:219-227. [PMID: 37944779 DOI: 10.1016/j.amjcard.2023.11.007] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/29/2023] [Revised: 10/23/2023] [Accepted: 11/04/2023] [Indexed: 11/12/2023]
Abstract
Atrial functional mitral regurgitation (aFMR) has a peculiar pathophysiology that may have distinctive outcomes. We investigated the impact of transcatheter edge-to-edge repair in aFMR compared with other FMR etiologies. The GIOTTO (GIse registry Of Transcatheter treatment of MR) is a multicenter, prospective study enrolling patients with symptomatic MR treated with MitraClip up to 2020. We categorized patients with FMR as aFMR, ischemic FMR (iFMR), and nonischemic ventricular FMR (niFMR). The clinical end points were defined according to the Mitral Valve Academic Research Consortium. Of 1,153 patients, 6% had aFMR, 47% iFMR, and 47% niFMR. Patients with aFMR were older, mostly women, and had a higher atrial fibrillation rate. They had better left ventricular ejection fraction and smaller left ventricular volumes, with no difference in mitral effective regurgitant orifice area. The acute device and procedural success rates were similar among the groups. At the longest available follow-up (median 478 days, interquartile range 91 to 741 days), the rate of MR ≥2+ was similar among the groups. Patients with aFMR had a lower rate of cardiovascular death and heart failure than patients with iFMR (hazard ratio [HR] 0.43, p = 0.02) and niFMR (HR 0.45, p = 0.03). The aFMR etiology remained independently associated with the composite outcome, together with postprocedural MR ≤1+ (HR 0.63, p <0.01) and peripheral arteriopathy (HR 1.82, p = 0.003). The results of this GIOTTO subanalysis suggested that aFMR is less prevalent and associated with better outcomes compared with other causes of FMR treated by transcatheter edge-to-edge repair. Postprocedural MR >1+, peripheral vasculopathy, non-aFMR were independent predictors of worse outcomes.
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Affiliation(s)
- Giulia Masiero
- Department of Cardiac, Thoracic, Vascular Sciences and Public Health, University of Padua, Padua, Italy
| | - Carolina Montonati
- Department of Cardiac, Thoracic, Vascular Sciences and Public Health, University of Padua, Padua, Italy
| | - Antonio Popolo Rubbio
- Department of Cardiology, IRCCS Policlinico San Donato, San Donato Milanese, Milan, Italy
| | - Marianna Adamo
- Cardiology and Cardiac Catheterization Laboratory, ASST Spedali Civili di Brescia, Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health, University of Brescia, Brescia, Italy
| | - Carmelo Grasso
- Division of Cardiology, Centro Alte Specialità e Trapianti (CAST), Azienda Ospedaliero-universitaria Policlinico-Vittorio Emanuele, University of Catania, Catania, Italy
| | - Paolo Denti
- Cardiac Surgery Department, San Raffaele University Hospital, Milan, Italy
| | - Arturo Giordano
- Invasive Cardiology Unit, Pineta Grande Hospital, Castel Volturno, Caserta, Italy
| | - Cosmo Godino
- Cardio-Thoracic-Vascular Department, San Raffaele University Hospital, Milan, Italy
| | | | - Francesco De Felice
- Division of Interventional Cardiology, Azienda Ospedaliera S. Camillo Forlanini, Rome, Italy
| | | | - Ida Monteforte
- AORN Ospedali dei Colli, Monaldi Hospital, Naples, Italy
| | - Emmanuel Villa
- Cardiac Surgery Unit, Poliambulanza Hospital, Fondazione Poliambulanza, Brescia, Italy
| | - Cristina Giannini
- Cardiac Catheterization Laboratory, Cardiothoracic and Vascular Department, Azienda Ospedaliero Universitaria Pisana, Pisa, Italy
| | - Corrado Tamburino
- Division of Cardiology, Centro Alte Specialità e Trapianti (CAST), Azienda Ospedaliero-universitaria Policlinico-Vittorio Emanuele, University of Catania, Catania, Italy
| | - Anna Sonia Petroni
- Cardiac Catheterization Laboratory, Cardiothoracic and Vascular Department, Azienda Ospedaliero Universitaria Pisana, Pisa, Italy
| | - Matteo Montorfano
- Cardio-Thoracic-Vascular Department, San Raffaele University Hospital, Milan, Italy
| | - Lorenzoni Giulia
- Department of Cardiac, Thoracic, Vascular Sciences and Public Health, University of Padua, Padua, Italy
| | - Gregori Dario
- Department of Cardiac, Thoracic, Vascular Sciences and Public Health, University of Padua, Padua, Italy
| | - Francesco Bedogni
- Department of Cardiology, IRCCS Policlinico San Donato, San Donato Milanese, Milan, Italy
| | - Tarantini Giuseppe
- Department of Cardiac, Thoracic, Vascular Sciences and Public Health, University of Padua, Padua, Italy.
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5
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Hioki H, Watanabe Y, Kataoka A, Kozuma K, Shirai S, Naganuma T, Yamawaki M, Enta Y, Mizuno S, Ueno H, Ohno Y, Nakajima Y, Izumo M, Bouta H, Kodama K, Yamaguchi J, Kubo S, Amaki M, Asami M, Saji M, Mizutani K, Okazaki S, Hachinohe D, Otsuka T, Adachi Y, Yamamoto M, Hayashida K. Impact of Gender on Mortality After Transcatheter Edge-to-Edge Repair for Functional Mitral Regurgitation. Am J Cardiol 2023; 205:12-19. [PMID: 37579655 DOI: 10.1016/j.amjcard.2023.07.143] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/02/2023] [Revised: 07/25/2023] [Accepted: 07/30/2023] [Indexed: 08/16/2023]
Abstract
Recent studies suggested short-term mortality after transcatheter edge-to-edge repair (TEER) was comparable between men and women. However, the gender-specific prognostic difference in the long-term follow-up after TEER is still unknown. To evaluate the impact of gender on long-term mortality after TEER for functional mitral regurgitation (FMR) using multicenter registry data. We retrospectively analyzed 1,233 patients (male 60.3%) who underwent TEER for FMR at 24 centers. The impact of gender on all-cause death and hospitalization for heart failure (HF) after TEER was evaluated using multivariate regression analysis and propensity score (PS) matching methods. During the 2-year follow-up, 207 all-cause death and 263 hospitalizations for HF were observed after TEER for FMR. Men had a significantly higher incidence of all-cause death than women (18.6% vs 14.1%, log-rank p = 0.03). After adjustment by multivariate Cox regression and PS matching, the male gender was significantly associated with a higher incidence of all-cause mortality after TEER than the female gender (hazard ratio 2.11, 95% confidence interval 1.42 to 3.14 in multivariate Cox regression; hazard ratio 1.89, 95% confidence interval 1.03 to 3.48 in PS matching). The gender-specific prognostic difference was even more pronounced after 1-year of TEER. On the contrary, there was no gender-related difference in hospitalization for HF after TEER. In conclusion, women with FMR had a better prognosis after TEER than men, whereas this was not observed in hospitalization for HF. This result might indicate that women with FMR are more likely to benefit from TEER.
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Affiliation(s)
- Hirofumi Hioki
- Division of Cardiology, Teikyo University Hospital, Tokyo, Japan.
| | - Yusuke Watanabe
- Division of Cardiology, Teikyo University Hospital, Tokyo, Japan
| | - Akihisa Kataoka
- Division of Cardiology, Teikyo University Hospital, Tokyo, Japan
| | - Ken Kozuma
- Division of Cardiology, Teikyo University Hospital, Tokyo, Japan
| | - Shinichi Shirai
- Department of Cardiology, Kokura Memorial Hospital, Fukuoka, Japan
| | - Toru Naganuma
- Interventional Cardiology Unit, New Tokyo Hospital, Chiba, Japan
| | - Masahiro Yamawaki
- Department of Cardiology, Saiseikai Yokohama City Eastern Hospital, Yokohama, Japan
| | - Yusuke Enta
- Department of Cardiovascular Center, Sendai Kosei Hospital, Sendai, Japan
| | - Shingo Mizuno
- Department of Cardiovascular Medicine, Shonan Kamakura General Hospital, Kanmakura, Japan
| | - Hiroshi Ueno
- Second Department of Internal Medicine, University of Toyama, Toyama, Japan
| | - Yohei Ohno
- Department of Cardiology, Tokai University School of Medicine, Isehara, Japan
| | | | - Masaki Izumo
- Division of Cardiology, Department of Internal Medicine, St, Marianna University School of Medicine, Kawasaki, Japan
| | - Hiroki Bouta
- Department of Cardiology, Sapporo Higashi Tokushukai Hospital, Sapporo, Japan
| | - Kazuhisa Kodama
- Department of Cardiology, Saiseikai Kumamoto Hospital, Kumamoto, Japan
| | - Junichi Yamaguchi
- Department of Cardiology, Tokyo Women's Medical University, Tokyo, Japan
| | - Shunsuke Kubo
- Department of Cardiology, Kurashiki Central Hospital, Kurashiki, Japan
| | - Makoto Amaki
- Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center, Osaka, Japan
| | - Masahiko Asami
- Division of Cardiology, Mitsui Memorial Hospital, Tokyo, Japan
| | - Mike Saji
- Department of Cardiology, Sakakibara Heart Institute, Tokyo, Japan
| | | | - Shinya Okazaki
- Department of Cardiovascular Biology and Medicine, Juntendo University Graduate School of Medicine, Tokyo Japan
| | - Daisuke Hachinohe
- Cardiovascular Medicine, Sapporo Heart Center, Sapporo Cardio Vascular Clinic, Sapporo, Japan
| | - Toshiaki Otsuka
- Department of Hygiene and Public Health, Nippon Medical School, Tokyo, Japan
| | - Yuya Adachi
- Department of Cardiology, Toyohashi Heart Center, Toyohashi, Japan
| | - Masanori Yamamoto
- Department of Cardiology, Toyohashi Heart Center, Toyohashi, Japan; Department of Cardiology, Nagoya Heart Center, Nagoya, Japan; Department of Cardiology, Gifu Heart Center, Gifu, Japan
| | - Kentaro Hayashida
- Department of Cardiology, Department of Cardiology, Keio University School of Medicine, Tokyo, Japan
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Kumar M, Thompson PD, Chen K. New Perspective on Pathophysiology and Management of Functional Mitral Regurgitation. Trends Cardiovasc Med 2023; 33:386-392. [PMID: 35259483 DOI: 10.1016/j.tcm.2022.03.001] [Citation(s) in RCA: 5] [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: 12/09/2021] [Revised: 02/15/2022] [Accepted: 03/01/2022] [Indexed: 12/31/2022]
Abstract
Functional mitral regurgitation (FMR) occurs as a result of global or segmental left ventricular (LV) dysfunction or left atrial dilatation, leading to mitral annular dilatation, papillary muscle displacement, mitral valve (MV) leaflet tethering, and leaflet remodeling. The prevalence of FMR continues to rise in the United States. Even mild FMR is associated with adverse clinical outcomes. Echocardiography is the primary imaging modality used to assess the type and severity of mitral regurgitation. FMR treatment depends on the etiology. Evidence-based pharmacologic and cardiac resynchronization therapies for underlying LV dysfunction remain the mainstay of treatment. Patients who remain symptomatic despite optimal medical therapy can be considered for surgical or percutaneous MV intervention. This article reviews the pathophysiology, imaging evaluation, and therapeutic options of FMR, highlighting the most recent developments in a rapidly evolving field.
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Affiliation(s)
- Manish Kumar
- Pat and Jim Calhoun Cardiology Center, Department of Internal Medicine, University of Connecticut Health Center, Farmington, CT, 06030, United States.
| | - Paul D Thompson
- Department of Cardiology, Hartford Hospital, Hartford, 06106, United States
| | - Kai Chen
- Pat and Jim Calhoun Cardiology Center, Department of Internal Medicine, University of Connecticut Health Center, Farmington, CT, 06030, United States.
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7
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Kim H, Kim IC, Lee S. Implications of the Mitral Leaflet Coaptation Pattern on Clinical Outcomes in Patients With Functional Mitral Regurgitation. Am J Cardiol 2023; 199:25-32. [PMID: 37229968 DOI: 10.1016/j.amjcard.2023.04.040] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/05/2023] [Revised: 04/13/2023] [Accepted: 04/30/2023] [Indexed: 05/27/2023]
Abstract
The classification of secondary mitral regurgitation (MR) is based on atrial functional MR (AFMR) or ventricular functional MR (VFMR) and volume changes, but the mitral leaflet coaptation angle also contributes to the MR mechanism. The clinical implications of the coaptation angle on cardiovascular (CV) outcomes have not been well evaluated. A total of 469 consecutive patients (265 AFMR vs 204 VFMR) with more than moderate MR were evaluated for the occurrence of heart failure, mitral valve operations, and CV death. The coaptation angle was assessed by measuring the internal angle between both leaflets at mid-systole using the apical 3-chamber view. A coaptation angle ≥130° was classified as leaflet flattening, and an angle <130° was classified as leaflet tethering. AFMR and VFMR were associated with higher frequencies of leaflet flattening and tethering, respectively. AFMR was more likely to be associated with older age, atrial fibrillation, and preserved ejection fraction, all of which were related to leaflet flattening. During a follow-up of 2.3 years, 83 patients had heart failure (17.7%), 21 patients underwent mitral valve operations (4.5%), and 34 patients died (7%). Compared with leaflet tethering, leaflet flattening was more significantly related to CV events, whereas CV event rates were less markedly different in A/VFMR. Irrespective of A/VFMR, leaflet flattening and atrial fibrillation were associated with a higher frequency of CV events. Adjusted analysis showed that leaflet flattening remained an independent predictor of CV events (hazard ratio 3.5, 95% confidence interval 1.11 to 4.88, p = 0.003), whereas A/VFMR did not. In conclusion, the leaflet coaptation angle in patients with functional MR could provide risk stratification superior to that of A/VFMR. Leaflet flattening appears to be associated with unfavorable clinical outcomes.
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Affiliation(s)
- Hyungseop Kim
- Division of Cardiology, Department of Internal Medicine, Keimyung University Dongsan Medical Center, Daegu, Republic of Korea.
| | - In-Cheol Kim
- Division of Cardiology, Department of Internal Medicine, Keimyung University Dongsan Medical Center, Daegu, Republic of Korea
| | - Seonhwa Lee
- Division of Cardiology, Department of Internal Medicine, Keimyung University Dongsan Medical Center, Daegu, Republic of Korea
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8
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Cammalleri V, Antonelli G, De Luca VM, Carpenito M, Nusca A, Bono MC, Mega S, Ussia GP, Grigioni F. Functional Mitral and Tricuspid Regurgitation across the Whole Spectrum of Left Ventricular Ejection Fraction: Recognizing the Elephant in the Room of Heart Failure. J Clin Med 2023; 12:3316. [PMID: 37176756 PMCID: PMC10178924 DOI: 10.3390/jcm12093316] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/25/2023] [Revised: 04/21/2023] [Accepted: 04/22/2023] [Indexed: 05/15/2023] Open
Abstract
Functional mitral regurgitation (FMR) and tricuspid regurgitation (FTR) occur due to cardiac remodeling in the presence of structurally normal valve apparatus. Two main mechanisms are involved, distinguishing an atrial functional form (when annulus dilatation is predominant) and a ventricular form (when ventricular remodeling and dysfunction predominate). Both affect the prognosis of patients with heart failure (HF) across the entire spectrum of left ventricle ejection fraction (LVEF), including preserved (HFpEF), mildly reduced (HFmrEF), or reduced (HFrEF). Currently, data on the management of functional valve regurgitation in the various HF phenotypes are limited. This review summarizes the epidemiology, pathophysiology, and treatment of FMR and FTR within the different patterns of HF, as defined by LVEF.
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Affiliation(s)
| | | | | | | | | | | | | | | | - Francesco Grigioni
- Research Unit of Cardiovascular Science, Università e Fondazione Policlinico Universitario Campus Bio-Medico, Via Alvaro del Portillo, 200, 00128 Roma, Italy
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9
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Straw S, Gupta A, Johnson K, Cole CA, Kneizeh K, Gierula J, Kearney MT, Malkin CJ, Paton MF, Witte KK, Schlosshan D. Atrial secondary mitral regurgitation: prevalence, characteristics, management, and long-term outcomes. Echo Res Pract 2023; 10:4. [PMID: 36882790 PMCID: PMC9993529 DOI: 10.1186/s44156-023-00015-y] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/17/2022] [Accepted: 01/06/2023] [Indexed: 03/09/2023] Open
Abstract
BACKGROUND The prevalence, clinical characteristics, management and long-term outcomes of patients with atrial secondary mitral regurgitation (ASMR) are not well described. METHODS We performed a retrospective, observational study of consecutive patients with grade III/IV MR determined by transthoracic echocardiography. The aetiology of MR was grouped as being either primary (due to degenerative mitral valve disease), ventricular SMR (VSMR: due to left ventricular dilatation/dysfunction), ASMR (due to LA dilatation), or other. RESULTS A total of 388 individuals were identified who had grade III/IV MR; of whom 37 (9.5%) had ASMR, 113 (29.1%) had VSMR, 193 had primary MR (49.7%), and 45 (11.6%) were classified as having other causes. Compared to MR of other subtypes, patients with ASMR were on average older (median age 82 [74-87] years, p < 0.001), were more likely to be female (67.6%, p = 0.004) and usually had atrial fibrillation (83.8%, p = 0.001). All-cause mortality was highest in patients with ASMR (p < 0.001), but similar to that in patients with VSMR once adjusted for age and sex (hazard ratio [HR] 0.81, 95% confidence interval [CI] 0.52-1.25). Hospitalisation for worsening heart failure was more commonly observed in those with ASMR or VSMR (p < 0.001) although was similar between these groups when age and sex were accounted for (HR 0.74, 95% CI 0.34-1.58). For patients with ASMR, the only variables associated with outcomes were age and co-morbidities. CONCLUSIONS ASMR is a prevalent and distinct disease process associated with a poor prognosis, with much of this related to older age and co-morbidities.
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Affiliation(s)
- Sam Straw
- University of Leeds, Leeds, UK.,Leeds Teaching Hospitals NHS Trust, Leeds, UK
| | | | | | | | | | - John Gierula
- University of Leeds, Leeds, UK.,Leeds Teaching Hospitals NHS Trust, Leeds, UK
| | | | | | - Maria F Paton
- University of Leeds, Leeds, UK.,Leeds Teaching Hospitals NHS Trust, Leeds, UK
| | - Klaus K Witte
- University of Leeds, Leeds, UK. .,University Hospital Aachen, RWTH, Aachen, Germany.
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10
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Meucci MC, Stassen J, Tomsic A, Palmen M, Crea F, Bax JJ, Ajmone Marsan N, Delgado V. Prognostic impact of left ventricular global longitudinal strain in atrial mitral regurgitation. Heart 2023; 109:478-484. [PMID: 36270784 DOI: 10.1136/heartjnl-2022-321698] [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] [Received: 07/29/2022] [Accepted: 10/10/2022] [Indexed: 11/04/2022] Open
Abstract
OBJECTIVE Left atrial (LA) and left ventricular (LV) mechanics are impaired in patients with atrial functional mitral regurgitation (AFMR), but their prognostic value in this subset of patients remains unknown. The present study aimed to evaluate the association between LA and LV longitudinal strain and clinical outcomes in patients with AFMR. METHODS A total of 197 patients (mean age 73±10 years, 44% men) with at least moderate AFMR were retrospectively identified. LV global longitudinal strain (GLS) and left atrial reservoir strain (LAS) were calculated by two-dimensional speckle tracking echocardiography. All-cause mortality was the primary endpoint of the study. The threshold value of LV GLS (≤16.3%) to identify impaired LV mechanics was defined based on the risk excess of the primary endpoint described with a spline curve analysis. RESULTS Impaired LV GLS (≤16.3%) was found in 89 (45%) patients. During a median follow-up of 69 months, 45 (23%) subjects experienced the primary endpoint. Patients with impaired LV GLS (≤16.3%) had a significantly lower cumulative survival rate at 5 years, as compared with patients with LV GLS (>16.3%) (74% vs 93%, p<0.001). On multivariable Cox regression analysis, LV GLS expressed as continuous variable was independently associated with the occurrence of all-cause mortality (HR 0.856, 95% CI 0.763 to 0.960; p=0.008) after adjustment for age, LAS, pulmonary artery systolic pressure and severe tricuspid regurgitation. Conversely, LAS was not significantly associated with patients' outcome. CONCLUSIONS In patients with significant AFMR, the impairment of LV GLS was independently associated with worse outcomes.
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Affiliation(s)
- Maria Chiara Meucci
- Department of Cardiology, Leiden University Medical Center, Leiden, The Netherlands.,Department of Cardiovascular Medicine, Fondazione Policlinico Universitario A. Gemelli IRCCS, Rome, Italy
| | - Jan Stassen
- Department of Cardiology, Leiden University Medical Center, Leiden, The Netherlands.,Department of Cardiology, Jessa Hospital, Hasselt, Belgium
| | - Anton Tomsic
- Department of Cardiothoracic Surgery, Leiden University Medical Center, Leiden, The Netherlands
| | - Meindert Palmen
- Department of Cardiothoracic Surgery, Leiden University Medical Center, Leiden, The Netherlands
| | - Filippo Crea
- Department of Cardiovascular Medicine, Fondazione Policlinico Universitario A. Gemelli IRCCS, Rome, Italy.,Department of Cardiovascular and Pulmonary Sciences, Catholic University of the Sacred Heart, Rome, Italy
| | - Jeroen J Bax
- Department of Cardiology, Leiden University Medical Center, Leiden, The Netherlands.,Heart Center, University of Turku and Turku University Hospital, Turku, Finland
| | - Nina Ajmone Marsan
- Department of Cardiology, Leiden University Medical Center, Leiden, The Netherlands
| | - Victoria Delgado
- Department of Cardiology, Leiden University Medical Center, Leiden, The Netherlands .,Hospital University Germans Trias i Pujol, Fundació Institut d'Investigació en Ciències de la Salut Germans Trias i Pujol, Badalona, Spain
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11
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Moonen A, Ng MKC, Playford D, Strange G, Scalia GM, Celermajer DS. Atrial functional mitral regurgitation: prevalence, characteristics and outcomes from the National Echo Database of Australia. Open Heart 2023; 10:openhrt-2022-002180. [PMID: 36792312 PMCID: PMC9933756 DOI: 10.1136/openhrt-2022-002180] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/26/2022] [Accepted: 01/30/2023] [Indexed: 02/17/2023] Open
Abstract
AIMS Atrial functional mitral regurgitation (AFMR) is characterised by left atrial and consequent mitral annular dilatation causing mitral regurgitation. AFMR is likely to become more common with population ageing, alongside increases in atrial fibrillation and heart failure with preserved ejection fraction; conditions causing atrial dilatation. Here, we aim to define the prevalence and characterise the patient and survival characteristics of AFMR in the National Echocardiographic Database of Australia (NEDA). METHODS AND RESULTS 14 004 adults with moderate or severe FMR were identified from NEDA. AFMR or ventricular FMR (VFMR) was classified by LA size, LV size and LVEF. AFMR was found in 40% (n=5562) and VFMR in 60% (n=8442). Compared with VFMR, the AFMR subgroup were significantly older (mean age 78±11 years), with a higher proportion of females and of AF. Participants were followed up for a median of 65 months (IQR 36-116 months). After adjustment for age, sex, AF, and pulmonary hypertension, the prognosis for VFMR was significantly worse than for AFMR (HR 1.57, 95% CI 1.47 to 1.68 for all-cause and 1.73, 95% CI 1.60 to 1.88, p<0.001 for both). After further adjustment for LVEF, mortality rates were similar in VFMR and AFMR patients (HR 0.93, p=NS), though advancing age and pulmonary hypertension remained independently associated with prognosis. CONCLUSIONS AFMR is a common cause of significant functional MR that predominantly affects elderly female patients with AF. Advancing age and pulmonary hypertension independently associated with survival in FMR. Prognosis was better in AFMR compared with VFMR; however, this difference was accounted for by LV systolic impairment and not by MR severity.
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Affiliation(s)
- Avalon Moonen
- School of Medicine, The University of Sydney, Sydney, New South Wales, Australia
| | - Martin K C Ng
- School of Medicine, The University of Sydney, Sydney, New South Wales, Australia,Department of Cardiology, Royal Prince Alfred Hospital, Camperdown, New South Wales, Australia
| | - David Playford
- School of Medicine, The University of Notre Dame Australia, Fremantle, Western Australia, Australia
| | - Geoff Strange
- School of Medicine, The University of Notre Dame Australia, Fremantle, Western Australia, Australia
| | - Gregory M Scalia
- The University of Queensland, Saint Lucia, Queensland, Australia,Department of Cardiology, The Prince Charles Hospital, Chermside, Queensland, Australia
| | - David S Celermajer
- School of Medicine, The University of Sydney, Sydney, New South Wales, Australia .,Department of Cardiology, Royal Prince Alfred Hospital, Camperdown, New South Wales, Australia
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12
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Impact of secondary mitral regurgitation on survival in atrial and ventricular dysfunction. PLoS One 2022; 17:e0277385. [PMID: 36548259 PMCID: PMC9778994 DOI: 10.1371/journal.pone.0277385] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/17/2022] [Accepted: 10/25/2022] [Indexed: 12/24/2022] Open
Abstract
BACKGROUND Natural history of atrial and ventricular secondary mitral regurgitation (SMR) is poorly understood. We compared the impact of the degree of SMR on survival between atrial and ventricular dysfunction. METHODS We conducted a retrospective cohort study of patients who underwent echocardiography in a healthcare network between 2013-2018. We compared the survival of patients with atrial and ventricular dysfunction, using propensity scores developed from differences in patient demographics and comorbidities within SMR severity strata (none, mild, moderate or severe). We fitted Cox proportional hazards models to estimate the risk-adjusted hazards of death across different severities of SMR between patients with atrial and ventricular dysfunction. RESULTS Of 11,987 patients included (median age 69 years [IQR 58-80]; 46% women), 6,254 (52%) had isolated atrial dysfunction, and 5,733 (48%) had ventricular dysfunction. 3,522 patients were matched from each arm using coarsened exact matching. Hazard of death in atrial dysfunction without SMR was comparable to ventricular dysfunction without SMR (HR 1.1, 95% CI 0.9-1.3). Using ventricular dysfunction without SMR as reference, hazards of death remained higher in ventricular dysfunction than in atrial dysfunction across increasing severities of SMR: mild SMR (HR 2.1, 95% CI 1.8-2.4 in ventricular dysfunction versus HR 1.7, 95%CI 1.5-2.0 in atrial dysfunction) and moderate/severe SMR (HR 2.8, 95%CI 2.4-3.4 versus HR 2.4, 95%CI 2.0-2.9). CONCLUSIONS SMR across all severities were associated with better survival in atrial dysfunction than in ventricular dysfunction, though the magnitude of the diminishing survival were similar between atrial and ventricular dysfunction in increasing severity of SMRs.
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13
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Gavazzoni M, Heilbron F, Badano LP, Radu N, Cascella A, Tomaselli M, Perelli F, Caravita S, Baratto C, Parati G, Muraru D. The atrial secondary tricuspid regurgitation is associated to more favorable outcome than the ventricular phenotype. Front Cardiovasc Med 2022; 9:1022755. [PMID: 36523369 PMCID: PMC9744784 DOI: 10.3389/fcvm.2022.1022755] [Citation(s) in RCA: 34] [Impact Index Per Article: 17.0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/18/2022] [Accepted: 11/15/2022] [Indexed: 11/30/2022] Open
Abstract
AimWe sought to evaluate the differences in prognosis between the atrial (A-STR) and the ventricular (V-STR) phenotypes of secondary tricuspid regurgitation.Materials and methodsConsecutive patients with moderate or severe STR referred for echocardiography were enrolled. A-STR and V-STR were defined according to the last ACC/AHA guidelines criteria. The primary endpoint was the composite of all-cause death and heart failure (HF) hospitalizations.ResultsA total of 211 patients were enrolled. The prevalence of A-STR in our cohort was 26%. Patients with A- STR were significantly older and with lower NYHA functional class than V-STR patients. The prevalence of severe STR was similar (28% in A-STR vs. 37% in V-STR, p = 0.291). A-STR patients had smaller tenting height (TH) (10 ± 4 mm vs. 12 ± 7 mm, p = 0.023), larger end-diastolic tricuspid annulus area (9 ± 2 cm2 vs. 7 ± 6 cm2/m2, p = 0.007), smaller right ventricular (RV) end-diastolic volumes (72 ± 27 ml/m2 vs. 92 ± 38 ml/m2; p = 0.001), and better RV longitudinal function (18 ± 7 mm vs. 16 ± 6 mm; p = 0.126 for TAPSE, and −21 ± 5% vs. −18 ± 5%; p = 0.006, for RV free-wall longitudinal strain, RVFWLS) than V-STR patients. Conversely, RV ejection fraction (RVEF, 48 ± 10% vs. 46 ± 11%, p = 0.257) and maximal right atrial volumes (64 ± 38 ml/m2 vs. 55 ± 23 ml/m2, p = 0.327) were similar between the two groups. After a median follow-up of 10 months, patients with V-STR had a 2.7-fold higher risk (HR: 2.7, 95% CI 95% = 1.3–5.7) of experiencing the combined endpoint than A-STR patients. The factors related to outcomes resulted different between the two STR phenotypes: TR-severity (HR: 5.8, CI 95% = 1, 4–25, P = 0.019) in A-STR patients; TR severity (HR 2.9, 95% CI 1.4–6.3, p = 0.005), RVEF (HR: 0.97, 95% CI 0.94–0.99, p = 0.044), and RVFWLS (HR: 0.93, 95% CI 0.85–0.98, p = 0.009) in V-STR.ConclusionAlmost one-third of patients referred to the echocardiography laboratory for significant STR have A-STR. A-STR patients had a lower incidence of the combined endpoint than V-STR patients. Moreover, while TR severity was the only independent factor associated to outcome in A-STR patients, TR severity and RV function were independently associated with outcome in V-STR patients.
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Affiliation(s)
- Mara Gavazzoni
- Department of Cardiology, Istituto Auxologico Italiano, IRCCS, Milan, Italy
| | - Francesca Heilbron
- Department of Cardiology, Istituto Auxologico Italiano, IRCCS, Milan, Italy
| | - Luigi P. Badano
- Department of Cardiology, Istituto Auxologico Italiano, IRCCS, Milan, Italy
- Department of Medicine and Surgery, University of Milano-Bicocca, Milan, Italy
- *Correspondence: Luigi P. Badano,
| | - Noela Radu
- Department of Medicine and Surgery, University of Milano-Bicocca, Milan, Italy
- Emergency University Hospital Bucharest, University of Medicine and Pharmacy Carol Davila Bucharest, Bucharest, Romania
| | - Andrea Cascella
- Department of Medicine and Surgery, University of Milano-Bicocca, Milan, Italy
| | - Michele Tomaselli
- Department of Cardiology, Istituto Auxologico Italiano, IRCCS, Milan, Italy
| | - Francesco Perelli
- Department of Medicine and Surgery, University of Milano-Bicocca, Milan, Italy
| | - Sergio Caravita
- Department of Cardiology, Istituto Auxologico Italiano, IRCCS, Milan, Italy
- Department of Management, Information, and Production Engineering, University of Bergamo, Dalmine, Italy
| | - Claudia Baratto
- Department of Cardiology, Istituto Auxologico Italiano, IRCCS, Milan, Italy
| | - Gianfranco Parati
- Department of Cardiology, Istituto Auxologico Italiano, IRCCS, Milan, Italy
| | - Denisa Muraru
- Department of Cardiology, Istituto Auxologico Italiano, IRCCS, Milan, Italy
- Department of Medicine and Surgery, University of Milano-Bicocca, Milan, Italy
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14
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Fujimoto W, Toh R, Takegami M, Imanishi J, Hamana T, Odajima S, Takemoto M, Kuroda K, Hatani Y, Yamashita S, Iwasaki M, Inoue T, Okamoto H, Todoroki T, Okuda M, Hayashi T, Konishi A, Tanaka H, Shinohara M, Nagao M, Murata S, Ogata S, Nishimura K, Hirata K. Aetiology of chronic heart failure in patients from a super-aged society: the KUNIUMI registry chronic cohort. ESC Heart Fail 2022; 10:100-110. [PMID: 36151724 PMCID: PMC9871726 DOI: 10.1002/ehf2.14162] [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: 02/13/2022] [Revised: 08/25/2022] [Accepted: 09/10/2022] [Indexed: 01/29/2023] Open
Abstract
AIMS With the rapidly increasing ageing population, heart failure is an urgent challenge, particularly in developed countries. The study aimed to investigate the main aetiologies of chronic heart failure in a super-aged society. METHODS AND RESULTS The KUNIUMI registry chronic cohort is a community-based, prospective, observational study of chronic heart failure in Awaji Island, Japan. Inhabitants of this island aged ≥65 years accounted for 36.3% of the population. In the present study, data from patients with symptomatic heart failure were extracted from the registry. A total of 1646 patients were enrolled from March 2019 to March 2021, accounting for ~1.3% of the inhabitants of Awaji Island. We analysed 852 patients with symptomatic heart failure. The mean age was high (78.7 ± 11.1 years), with 357 patients (41.9%) being female. The proportion of women increased significantly with advancing age and constituted more than half of the patients aged 85 years and older (P < 0.01). The prevalence of atrial fibrillation, and in particular long-standing persistent atrial fibrillation, increased at 70 years of age (P < 0.01). The proportion of patients with heart failure with preserved ejection fraction increased to ~60% when age was over 75 years. Although ischaemic heart disease accounted for 35.0% of chronic heart failure aetiologies, valvular heart disease was the most common cause of chronic heart failure (49.8%). The major types of valvular heart disease were mitral regurgitation and tricuspid regurgitation (27.2% and 21.7%, respectively), both of which increased significantly with age (P < 0.01). The incidence of aortic valve stenosis increased markedly over the age of 85 years (P < 0.01). Atrial functional mitral regurgitation increased with age and was the major cause of mitral regurgitation in patients aged >75 years. Patients with atrial functional mitral regurgitation had a higher prevalence of atrial fibrillation (especially long-standing persistent atrial fibrillation) and a larger left atrial volume index when compared with patients with other types of mitral regurgitation (P < 0.001, respectively). CONCLUSIONS The KUNIUMI registry chronic cohort showed a change in heart failure aetiology to valvular heart disease in a super-aged society. Effective and comprehensive countermeasures are required to prepare for the rapid rise in heart failure incidence in a super-aged society.
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Affiliation(s)
- Wataru Fujimoto
- Department of CardiologyHyogo Prefectural Awaji Medical CenterSumotoJapan,Division of Cardiovascular MedicineKobe University Graduate School of MedicineKobeJapan
| | - Ryuji Toh
- Division of Evidence‐based Laboratory MedicineKobe University Graduate School of Medicine7‐5‐1 Kusunoki‐cho, Chuo‐kuKobe650‐0017Japan
| | - Misa Takegami
- Department of Preventive Medicine and EpidemiologyNational Cerebral and Cardiovascular Center6‐1 Kishibeshin‐machiSuitaOsaka564‐8565Japan
| | - Junichi Imanishi
- Department of CardiologyHyogo Prefectural Awaji Medical CenterSumotoJapan
| | - Tomoyo Hamana
- Division of Cardiovascular MedicineKobe University Graduate School of MedicineKobeJapan
| | - Susumu Odajima
- Division of Cardiovascular MedicineKobe University Graduate School of MedicineKobeJapan
| | - Makoto Takemoto
- Department of CardiologyHyogo Prefectural Awaji Medical CenterSumotoJapan
| | - Koji Kuroda
- Department of CardiologyHyogo Prefectural Awaji Medical CenterSumotoJapan
| | - Yutaka Hatani
- Department of CardiologyHyogo Prefectural Awaji Medical CenterSumotoJapan
| | - Soichiro Yamashita
- Department of CardiologyHyogo Prefectural Awaji Medical CenterSumotoJapan
| | - Masamichi Iwasaki
- Department of CardiologyHyogo Prefectural Awaji Medical CenterSumotoJapan
| | - Takumi Inoue
- Department of CardiologyHyogo Prefectural Awaji Medical CenterSumotoJapan
| | - Hiroshi Okamoto
- Department of CardiologyHyogo Prefectural Awaji Medical CenterSumotoJapan
| | - Takafumi Todoroki
- Department of CardiologyHyogo Prefectural Awaji Medical CenterSumotoJapan
| | - Masanori Okuda
- Department of CardiologyHyogo Prefectural Awaji Medical CenterSumotoJapan
| | - Takatoshi Hayashi
- Department of CardiologyHyogo Prefectural Awaji Medical CenterSumotoJapan
| | - Akihide Konishi
- Clinical & Translational Research CenterKobe University HospitalKobeJapan
| | - Hidekazu Tanaka
- Division of Cardiovascular MedicineKobe University Graduate School of MedicineKobeJapan
| | - Masakazu Shinohara
- Division of EpidemiologyKobe University Graduate School of MedicineKobeJapan
| | - Manabu Nagao
- Division of Evidence‐based Laboratory MedicineKobe University Graduate School of Medicine7‐5‐1 Kusunoki‐cho, Chuo‐kuKobe650‐0017Japan
| | - Shunsuke Murata
- Department of Preventive Medicine and EpidemiologyNational Cerebral and Cardiovascular Center6‐1 Kishibeshin‐machiSuitaOsaka564‐8565Japan
| | - Soshiro Ogata
- Department of Preventive Medicine and EpidemiologyNational Cerebral and Cardiovascular Center6‐1 Kishibeshin‐machiSuitaOsaka564‐8565Japan
| | - Kunihiro Nishimura
- Department of Preventive Medicine and EpidemiologyNational Cerebral and Cardiovascular Center6‐1 Kishibeshin‐machiSuitaOsaka564‐8565Japan
| | - Ken‐ichi Hirata
- Division of Cardiovascular MedicineKobe University Graduate School of MedicineKobeJapan,Division of Evidence‐based Laboratory MedicineKobe University Graduate School of Medicine7‐5‐1 Kusunoki‐cho, Chuo‐kuKobe650‐0017Japan
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15
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Schlotter F, Dietz MF, Stolz L, Kresoja KP, Besler C, Sannino A, Rommel KP, Unterhuber M, von Roeder M, Delgado V, Thiele H, Hausleiter J, Bax JJ, Lurz P. Atrial Functional Tricuspid Regurgitation: Novel Definition and Impact on Prognosis. Circ Cardiovasc Interv 2022; 15:e011958. [PMID: 36126130 DOI: 10.1161/circinterventions.122.011958] [Citation(s) in RCA: 43] [Impact Index Per Article: 21.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
Abstract
BACKGROUND Atrial functional tricuspid regurgitation (atrial TR) has received growing recognition as a TR entity with a distinct cause owing to its independence from valvular tethering as the predominant mechanism underlying TR. However, characterization of atrial TR varies, and a universal definition is lacking. METHODS In total, 651 patients with significant functional TR were analyzed, including 438 conservatively treated individuals and 213 patients who received transcatheter tricuspid valve repair (TTVR). Based on a clustering approach, we defined atrial TR as tricuspid valve (TV) tenting height ≤10 mm, midventricular right ventricular diameter ≤38 mm, and left ventricular ejection fraction ≥50%. RESULTS Patients with atrial TR were more often females, had higher right ventricular fractional area change, higher left ventricular ejection fraction, and lower LV end-diastolic diameter, TV tenting area and height, lower right ventricular and tricuspid annular size, enlarged, but lower right atrial area and lower TV effective regurgitant orifice area (all P<0.05). Patients with atrial TR had significantly better long-term survival than non-atrial TR in the conservatively treated TR cohort (P<0.01, n=438). Atrial TR was independently associated with a lower rate of the combined end point of mortality and heart failure hospitalization at 1-year follow-up in the TTVR cohort (hazard ratio, 0.39; P<0.05, n=213). TR degree was significantly reduced after TTVR in non-atrial and atrial TR (P<0.01). Functional parameters significantly improved following TTVR independent of TR cause (P<0.05). CONCLUSIONS An echocardiography-based atrial TR definition is associated with prognostic relevance in patients with functional TR in conservatively treated TR and after TTVR.
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Affiliation(s)
- Florian Schlotter
- Department of Cardiology, Heart Center Leipzig, University of Leipzig, Germany (F.S., K.-P.K., C.B., K.-P.R., M.U., M.v.R., H.T., P.L.)
| | - Marlieke F Dietz
- Department of Cardiology, Heart Lung Centre, Leiden University Medical Center, the Netherlands (M.F.D., V.D., J.J.B.)
| | - Lukas Stolz
- Medizinische Klinik und Poliklinik I, Klinikum der Universität München, Munich, Germany (L.S., J.H.)
| | - Karl-Patrik Kresoja
- Department of Cardiology, Heart Center Leipzig, University of Leipzig, Germany (F.S., K.-P.K., C.B., K.-P.R., M.U., M.v.R., H.T., P.L.)
| | - Christian Besler
- Department of Cardiology, Heart Center Leipzig, University of Leipzig, Germany (F.S., K.-P.K., C.B., K.-P.R., M.U., M.v.R., H.T., P.L.)
| | - Anna Sannino
- Division of Cardiology, Department of Advanced Biomedical Sciences, Federico II University, Naples, Italy (A.S.).,Department of Cardiovascular Research, Baylor Scott & White Research Institute, Plano, TX (A.S.)
| | - Karl-Philipp Rommel
- Department of Cardiology, Heart Center Leipzig, University of Leipzig, Germany (F.S., K.-P.K., C.B., K.-P.R., M.U., M.v.R., H.T., P.L.)
| | - Matthias Unterhuber
- Department of Cardiology, Heart Center Leipzig, University of Leipzig, Germany (F.S., K.-P.K., C.B., K.-P.R., M.U., M.v.R., H.T., P.L.)
| | - Maximilian von Roeder
- Department of Cardiology, Heart Center Leipzig, University of Leipzig, Germany (F.S., K.-P.K., C.B., K.-P.R., M.U., M.v.R., H.T., P.L.)
| | - Victoria Delgado
- Department of Cardiology, Heart Lung Centre, Leiden University Medical Center, the Netherlands (M.F.D., V.D., J.J.B.)
| | - Holger Thiele
- Department of Cardiology, Heart Center Leipzig, University of Leipzig, Germany (F.S., K.-P.K., C.B., K.-P.R., M.U., M.v.R., H.T., P.L.)
| | - Jörg Hausleiter
- Medizinische Klinik und Poliklinik I, Klinikum der Universität München, Munich, Germany (L.S., J.H.).,Munich Heart Alliance, Partner site German Centre for Cardiovascular Research (DZHK), Berlin, Germany (J.H.)
| | - Jeroen J Bax
- Department of Cardiology, Heart Lung Centre, Leiden University Medical Center, the Netherlands (M.F.D., V.D., J.J.B.)
| | - Philipp Lurz
- Department of Cardiology, Heart Center Leipzig, University of Leipzig, Germany (F.S., K.-P.K., C.B., K.-P.R., M.U., M.v.R., H.T., P.L.)
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16
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Tanaka T, Sugiura A, Öztürk C, Vogelhuber J, Tabata N, Wilde N, Zimmer S, Nickenig G, Weber M. Transcatheter Edge-to-Edge Repair for Atrial Secondary Mitral Regurgitation. JACC Cardiovasc Interv 2022; 15:1731-1740. [DOI: 10.1016/j.jcin.2022.06.005] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/21/2022] [Revised: 05/18/2022] [Accepted: 06/07/2022] [Indexed: 12/12/2022]
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17
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Scotti A, Massussi M, Latib A, Munafò A, Colombo A, Taramasso M, Margonato A, Maisano F, Godino C. Meta-Analysis of Relation Between Left Ventricular Dysfunction and Outcomes After Transcatheter Mitral Edge-to-Edge Repair. Am J Cardiol 2022; 175:88-96. [PMID: 35550821 DOI: 10.1016/j.amjcard.2022.03.059] [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] [Received: 02/01/2022] [Revised: 03/19/2022] [Accepted: 03/23/2022] [Indexed: 11/01/2022]
Abstract
Randomized controlled trials (RCTs) and observational studies provided conflicting results regarding the role of left ventricular (LV) function on outcomes after transcatheter edge-to-edge repair (TEER). The study aimed to provide a comprehensive assessment of the interplay between severe LV dysfunction and TEER outcomes. Multiple electronic databases, including PubMed, EMBASE, Scopus, Web of Science, and CENTRAL, were searched to identify studies on TEER for secondary mitral regurgitation reporting outcomes stratified for LV ejection fraction <30% and ≥30%. The prespecified primary end points were the composite of all-cause death or heart failure (HF) hospitalization and New York Heart Association (NYHA) class III/IV. Odds ratios (ORs) and 95% confidence intervals (CIs) were estimated by random-effects models. Multiple sensitivity analyses accounting for baseline characteristics and study design were applied. A total of 6 studies (1,957 patients) with 1 year or 2 years of follow-up were available. Severe LV dysfunction was associated with an increased risk of death or HF hospitalization (OR 1.71, 95% CI 1.14 to 2.57). Conversely, comparable rates of NYHA class III/IV (OR 1.06, 95% CI 0.82 to 1.38) or secondary end points (reinterventions, recurrence of significant secondary mitral regurgitation) were found regardless of the baseline LV function. Subgroup meta-analysis found no difference in the composite primary end point between patients with LV ejection fraction <30% and ≥30% enrolled in RCTs. In conclusion, TEER seems to be associated with higher mortality or HF hospitalization rates in patients with severe LV dysfunction. However, RCTs found no differences between groups. No impact of LV function was found on the risk of NYHA class III/IV or other clinical outcomes.
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Gual-Capllonch F, Sáenz de Ibarra JI, Bayés-Genís A, Delgado V. Atrial Mitral and Tricuspid Regurgitation: Sex Matters. A Call for Action to Unravel the Differences Between Women and Men. Front Cardiovasc Med 2022; 9:877592. [PMID: 35770231 PMCID: PMC9234170 DOI: 10.3389/fcvm.2022.877592] [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: 02/16/2022] [Accepted: 05/23/2022] [Indexed: 11/14/2022] Open
Abstract
Atrial functional regurgitation is caused by atrioventricular annulus dilation, with normal leaflets and ventricular dimensions and function within the normal range. Its occurrence, in both mitral and tricuspid valves, implies a worse prognosis due to the hemodynamic derangement they produce, but also constitutes a marker of greater comorbidity and more advanced disease. Predisposing conditions for these heart valve dysfunctions are mainly atrial fibrillation and heart failure with preserved ejection fraction. However, other factors like female sex also may be involved and influence their incidence, especially for atrial tricuspid regurgitation. In the present review, we analyze sex differences in the reported prevalence of atrial mitral and tricuspid regurgitation, and suggest possible mechanisms involved. Finally, we underline potential therapeutic and preventive strategies to reduce the burden of these heart valve disorders and discuss research gaps.
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Affiliation(s)
| | | | - Antoni Bayés-Genís
- Heart Institute, Hospital Universitari Germans Trias i Pujol, Barcelona, Spain
- Department of Medicine, Universitat Autònoma de Barcelona, Barcelona, Spain
- CIBERCV, Instituto de Salud Carlos III, Madrid, Spain
| | - Victoria Delgado
- Heart Institute, Hospital Universitari Germans Trias i Pujol, Barcelona, Spain
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Pausch J, Girdauskas E, Conradi L, Reichenspurner H. Secondary mitral regurgitation repair techniques and outcomes: Subannular repair techniques in secondary mitral regurgitation type IIIb. JTCVS Tech 2022; 10:92-97. [PMID: 34977710 PMCID: PMC8691802 DOI: 10.1016/j.xjtc.2021.09.019] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/29/2021] [Accepted: 09/02/2021] [Indexed: 11/30/2022] Open
Affiliation(s)
- Jonas Pausch
- Department of Cardiovascular Surgery University Heart & Vascular Center Hamburg, Hamburg, Germany
| | - Evaldas Girdauskas
- Department of Cardiothoracic Surgery, University Hospital Augsburg, Augsburg, Germany
| | - Lenard Conradi
- Department of Cardiovascular Surgery University Heart & Vascular Center Hamburg, Hamburg, Germany
| | - Hermann Reichenspurner
- Department of Cardiovascular Surgery University Heart & Vascular Center Hamburg, Hamburg, Germany
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