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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: 0] [Impact Index Per Article: 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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Tanaka T, Sugiura A, Schulz M, Wilde N, Vogelhuber J, Sudo M, Zimmer S, Nickenig G, Weber M. Cardiac computed tomography-based assessment of mitral annular calcification in patients undergoing mitral transcatheter edge-to-edge repair. J Cardiovasc Comput Tomogr 2024; 18:26-32. [PMID: 38105119 DOI: 10.1016/j.jcct.2023.12.005] [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: 09/06/2023] [Revised: 11/27/2023] [Accepted: 12/10/2023] [Indexed: 12/19/2023]
Abstract
BACKGROUND The role of assessment of mitral annular calcification (MAC) using cardiac computed tomography (CCT) in mitral transcatheter edge-to-edge repair (TEER) remains unclear. The aim of this study was to investigate the association of MAC assessed by CCT with procedural and clinical outcomes in patients undergoing TEER. METHODS We retrospectively analyzed 275 patients who underwent pre-procedural CCT prior TEER. Mitral calcium volume (MCV) and MAC score were measured by CCT. Functional procedural success was defined as residual mitral regurgitation of ≤2+ with mean transmitral gradient of <5 mmHg at discharge. All-cause mortality within two years after TEER was collected. RESULTS MAC was present in 115 of 275 patients (41.8 %). The median MCV was 198 mm3 (interquartile range [IQR]: 84 to 863 mm3), and the median MAC score was 3 (IQR: 2 to 4). Higher MCV and MAC score were inversely related to the rate of functional procedural success, independently of anatomical features of mitral valve. Patients with moderate/severe MAC, defined as MAC score of ≥4, had a lower rate of functional procedural success than those without MAC (56.1 % vs. 81.3 %; p = 0.002). Moreover, higher MCV and MAC score were associated with a higher risk of all-cause mortality within two years, irrespective of baseline characteristics and functional procedural success. CONCLUSIONS The presence and burden of MAC assessed by CCT were associated with procedural and clinical outcomes in patients undergoing TEER. The CCT-based assessment of MAC may improve patient selection for TEER.
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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
| | - Max Schulz
- 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
| | - Johanna Vogelhuber
- Heart Center Bonn, Department of Internal Medicine II, University Hospital Bonn, Bonn, Germany
| | - Mitsumasa Sudo
- 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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Calcific mitral valve disease: The next challenging disease. Arch Cardiovasc Dis 2022; 115:613-616. [PMID: 36347773 DOI: 10.1016/j.acvd.2022.09.005] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/20/2022] [Accepted: 09/20/2022] [Indexed: 12/15/2022]
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Churchill TW, Yucel E, Deferm S, Levine RA, Hung J, Bertrand PB. Mitral Valve Dysfunction in Patients With Annular Calcification: JACC Review Topic of the Week. J Am Coll Cardiol 2022; 80:739-751. [PMID: 35953139 PMCID: PMC10290884 DOI: 10.1016/j.jacc.2022.05.032] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/24/2022] [Revised: 05/30/2022] [Accepted: 05/31/2022] [Indexed: 10/15/2022]
Abstract
Mitral annular calcification (MAC) is a common clinical finding and is associated with adverse clinical outcomes, but the clinical impact of MAC-related mitral valve (MV) dysfunction remains underappreciated. Patients with MAC frequently have stenotic, regurgitant, or mixed valvular disease, and this valvular dysfunction is increasingly recognized to be independently associated with worse prognosis. MAC-related MV dysfunction is a distinct pathophysiologic entity, and importantly much of the diagnostic and therapeutic paradigm from published rheumatic MV disease research cannot be applied in this context, leaving important gaps in our knowledge. This review summarizes the current epidemiology, pathophysiology, diagnosis, and classification of MAC-related MV dysfunction and proposes both an integrative definition and an overarching approach to this important and increasingly recognized clinical condition.
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Affiliation(s)
- Timothy W Churchill
- Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts, USA. https://twitter.com/TimChurchillMD
| | - Evin Yucel
- Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts, USA
| | - Sébastien Deferm
- Department of Cardiology, Ziekenhuis Oost-Limburg, Genk, Belgium; Faculty of Medicine and Life Sciences, Hasselt University, Hasselt, Belgium
| | - Robert A Levine
- Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts, USA
| | - Judy Hung
- Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts, USA
| | - Philippe B Bertrand
- Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts, USA; Department of Cardiology, Ziekenhuis Oost-Limburg, Genk, Belgium; Faculty of Medicine and Life Sciences, Hasselt University, Hasselt, Belgium.
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Willner N, Burwash IG, Beauchesne L, Chan V, Vulesevic B, Ascah K, Coutinho T, Promislow S, Stadnick E, Chan KL, Mesana T, Messika-Zeitoun D. Natural History of Mitral Annulus Calcification and Calcific Mitral Valve Disease. J Am Soc Echocardiogr 2022; 35:925-932. [PMID: 35618253 DOI: 10.1016/j.echo.2022.05.007] [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: 08/26/2021] [Revised: 03/05/2022] [Accepted: 05/10/2022] [Indexed: 10/18/2022]
Abstract
BACKGROUND The natural history of mitral annular calcification (MAC) and risk for developing calcific mitral valve disease (CMVD) has been poorly defined. We sought to evaluate the progression rate of MAC and of the development of CMVD. METHODS Patients with MAC and paired echocardiograms at least one year apart between 2005 and 2019 were included. Progression rates from mild/moderate to severe MAC and to CMVD (defined as severe MAC and significant mitral stenosis and/or regurgitation) were assessed, along with potential association with sex. RESULTS A total of 11,605 patients (73±10years, 51%male) with MAC (78% mild, 17% moderate, 5% severe) were included and had a follow up echocardiogram at 4.2±2.7years. In patients with mild/moderate MAC, 33% presented with severe MAC at 10 years. The rate of severe MAC was higher in females than in males (41% vs. 24%, P<0.001, HR=1.3, P<0.001) and in patients with moderate vs. mild MAC (71% vs. 22%, P<0.001, HR=6.1, P<0.001). At 10 years 10% presented with CMVD (4%, 23% and 60% in patients with mild, moderate, and severe MAC respectively) and was predicted by female sex (15% vs. 5%, P<0.0001), even after adjustment for MAC severity (HR=1.9, P<0.001). CONCLUSION In this large cohort of patients with MAC, progression to severe MAC was common and frequently results in CMVD. Female sex was associated with higher progression rates. MAC and CMVD are expected to dramatically increase as the population ages highlighting the importance of a better understanding of the pathophysiology of MAC in order to develop effective preventive medical therapies.
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Affiliation(s)
- Nadav Willner
- Department of Cardiology, University of Ottawa Heart Institute, Ottawa, Canada
| | - Ian G Burwash
- Department of Cardiology, University of Ottawa Heart Institute, Ottawa, Canada
| | - Luc Beauchesne
- Department of Cardiology, University of Ottawa Heart Institute, Ottawa, Canada
| | - Vince Chan
- Department of Cardiac Surgery, University of Ottawa Heart Institute, Ottawa, Canada
| | - Branka Vulesevic
- Department of Cardiology, University of Ottawa Heart Institute, Ottawa, Canada
| | - Kathy Ascah
- Department of Cardiology, University of Ottawa Heart Institute, Ottawa, Canada
| | - Thias Coutinho
- Department of Cardiology, University of Ottawa Heart Institute, Ottawa, Canada
| | - Steve Promislow
- Department of Cardiology, University of Ottawa Heart Institute, Ottawa, Canada
| | - Ellamae Stadnick
- Department of Cardiology, University of Ottawa Heart Institute, Ottawa, Canada
| | - Kwan L Chan
- Department of Cardiology, University of Ottawa Heart Institute, Ottawa, Canada
| | - Thierry Mesana
- Department of Cardiac Surgery, University of Ottawa Heart Institute, Ottawa, Canada
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Hahn RT, Hausleiter J. Transmitral Gradients Following Transcatheter Edge-to-Edge Repair: Are Mean Gradients Meaningful? JACC Cardiovasc Interv 2022; 15:946-949. [PMID: 35430172 DOI: 10.1016/j.jcin.2022.02.018] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/01/2022] [Accepted: 02/08/2022] [Indexed: 12/20/2022]
Affiliation(s)
- Rebecca T Hahn
- Department of Medicine, Columbia University Medical Center, New York, New York, USA.
| | - Jörg Hausleiter
- Medizinische Klinik und Poliklinik I, Klinikum der Universität München, Munich, Germany; Deutsches Zentrum für Herz- und Kreislaufforschung (DZHK; German Center for Cardiovascular Research), Munich Heart Alliance, Munich, Germany
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Baumgartner H, Iung B, Messika-Zeitoun D, Otto CM. The year in cardiovascular medicine 2021: valvular heart disease. Eur Heart J 2022; 43:633-640. [PMID: 34974619 DOI: 10.1093/eurheartj/ehab885] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/15/2021] [Revised: 10/15/2021] [Accepted: 12/23/2021] [Indexed: 12/27/2022] Open
Affiliation(s)
- Helmut Baumgartner
- Department of Cardiology III-Adult Congenital and Valvular Heart Disease, University Hospital Muenster, Albert-Schweitzer-Campus 1, Building A1, Muenster 48149, Germany
| | - Bernard Iung
- Department of Cardiology, Bichat Hospital, APHP, Université de Paris, Paris, France
| | | | - Catherine M Otto
- Division of Cardiology, Department of Medicine, University of Washington School of Medicine, Seattle, WA, USA
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Grayburn PA, Marwick TH, Zoghbi WA. Projecting the Transmitral Mean Gradient in Degenerative Mitral Stenosis for Heart Rate and Stroke Volume. JACC Cardiovasc Imaging 2021; 14:571-572. [PMID: 33663770 DOI: 10.1016/j.jcmg.2021.01.009] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/04/2021] [Accepted: 01/14/2021] [Indexed: 11/15/2022]
Affiliation(s)
- Paul A Grayburn
- Department of Cardiology, Baylor Scott and White Heart and Vascular Hospital at Plano, Plano, Texas, USA.
| | - Thomas H Marwick
- Baker Heart and Diabetes Research Institute, Melbourne, Victoria, Australia; Monash University, Melbourne, Victoria, Australia
| | - William A Zoghbi
- Division of Cardiology, Houston Methodist DeBakey Heart and Vascular Center, Houston, Texas, USA
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