Acute Mitral Papillary Muscle Rupture Secondary to Cardiac Amyloidosis

Acute mitral valve regurgitation due to papillary muscle rupture secondary to cardiac amyloidosis is rare. A 75-year-old woman without prior heart disease or chest trauma presented with acute mitral regurgitation and shock. Coronary angiography demonstrated patent coronary arteries. Emergency surger...

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Main Authors: Takashi Nagase, MD, Noriyuki Kashiyama, MD, Natsumi Horikawa, MD, Nozomu Sakai, MD, Masahiro Ryugo, MD, Osamu Monta, MD, Yasushi Tsutsumi, MD, Shinichiro Oda, MD
Format: Article
Language:English
Published: Elsevier 2025-03-01
Series:Annals of Thoracic Surgery Short Reports
Online Access:http://www.sciencedirect.com/science/article/pii/S2772993124003814
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author Takashi Nagase, MD
Noriyuki Kashiyama, MD
Natsumi Horikawa, MD
Nozomu Sakai, MD
Masahiro Ryugo, MD
Osamu Monta, MD
Yasushi Tsutsumi, MD
Shinichiro Oda, MD
author_facet Takashi Nagase, MD
Noriyuki Kashiyama, MD
Natsumi Horikawa, MD
Nozomu Sakai, MD
Masahiro Ryugo, MD
Osamu Monta, MD
Yasushi Tsutsumi, MD
Shinichiro Oda, MD
author_sort Takashi Nagase, MD
collection DOAJ
description Acute mitral valve regurgitation due to papillary muscle rupture secondary to cardiac amyloidosis is rare. A 75-year-old woman without prior heart disease or chest trauma presented with acute mitral regurgitation and shock. Coronary angiography demonstrated patent coronary arteries. Emergency surgery revealed a prolapse of the anterior leaflet with posteromedial papillary muscle rupture. Mitral valvuloplasty was performed using artificial chordae and an annuloplasty ring. Histopathologic examination of the ruptured papillary muscle confirmed amyloid deposition between the cardiomyocytes. This case underscores the importance of cardiac amyloidosis in the differential diagnosis of patients with papillary muscle rupture without coronary artery stenosis.
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series Annals of Thoracic Surgery Short Reports
spelling doaj-art-dc5105a30a1544e0a27d06659cffa58b2025-08-20T01:47:28ZengElsevierAnnals of Thoracic Surgery Short Reports2772-99312025-03-0131677010.1016/j.atssr.2024.09.020Acute Mitral Papillary Muscle Rupture Secondary to Cardiac AmyloidosisTakashi Nagase, MD0Noriyuki Kashiyama, MD1Natsumi Horikawa, MD2Nozomu Sakai, MD3Masahiro Ryugo, MD4Osamu Monta, MD5Yasushi Tsutsumi, MD6Shinichiro Oda, MD7Department of Cardiovascular Surgery, Fukui Cardiovascular Center, Fukui, JapanDepartment of Cardiovascular Surgery, Fukui Cardiovascular Center, Fukui, Japan; Address correspondence to Dr Kashiyama, Fukui Cardiovascular Center, 910-0833, 228-2 Shimbo, Fukui City, Fukui, Japan.Department of Cardiovascular Surgery, Fukui Cardiovascular Center, Fukui, JapanDepartment of Cardiovascular Surgery, Fukui Cardiovascular Center, Fukui, JapanDepartment of Cardiovascular Surgery, Fukui Cardiovascular Center, Fukui, JapanDepartment of Cardiovascular Surgery, Fukui Cardiovascular Center, Fukui, JapanDepartment of Cardiovascular Surgery, Fukui Cardiovascular Center, Fukui, JapanDepartment of Cardiovascular Surgery, Kyoto Prefectural University of Medicine, Kyoto, JapanAcute mitral valve regurgitation due to papillary muscle rupture secondary to cardiac amyloidosis is rare. A 75-year-old woman without prior heart disease or chest trauma presented with acute mitral regurgitation and shock. Coronary angiography demonstrated patent coronary arteries. Emergency surgery revealed a prolapse of the anterior leaflet with posteromedial papillary muscle rupture. Mitral valvuloplasty was performed using artificial chordae and an annuloplasty ring. Histopathologic examination of the ruptured papillary muscle confirmed amyloid deposition between the cardiomyocytes. This case underscores the importance of cardiac amyloidosis in the differential diagnosis of patients with papillary muscle rupture without coronary artery stenosis.http://www.sciencedirect.com/science/article/pii/S2772993124003814
spellingShingle Takashi Nagase, MD
Noriyuki Kashiyama, MD
Natsumi Horikawa, MD
Nozomu Sakai, MD
Masahiro Ryugo, MD
Osamu Monta, MD
Yasushi Tsutsumi, MD
Shinichiro Oda, MD
Acute Mitral Papillary Muscle Rupture Secondary to Cardiac Amyloidosis
Annals of Thoracic Surgery Short Reports
title Acute Mitral Papillary Muscle Rupture Secondary to Cardiac Amyloidosis
title_full Acute Mitral Papillary Muscle Rupture Secondary to Cardiac Amyloidosis
title_fullStr Acute Mitral Papillary Muscle Rupture Secondary to Cardiac Amyloidosis
title_full_unstemmed Acute Mitral Papillary Muscle Rupture Secondary to Cardiac Amyloidosis
title_short Acute Mitral Papillary Muscle Rupture Secondary to Cardiac Amyloidosis
title_sort acute mitral papillary muscle rupture secondary to cardiac amyloidosis
url http://www.sciencedirect.com/science/article/pii/S2772993124003814
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