二尖瓣环钙化
一种慢性非炎症性退行性病变,其特征是二尖瓣纤维环(主要在后瓣环)发生钙质和脂质沉积。
定义
一种慢性非炎症性退行性病变,其特征是二尖瓣纤维环(主要在后瓣环)发生钙质和脂质沉积,可累及二尖瓣叶基底部,限制其舒张期活动度,并在无交界处融合的情况下引起跨二尖瓣压差升高和/或二尖瓣关闭不全 [V1] [G1-09]。
严重程度标准
分层表现
模拟器严重程度分级
模拟器严重程度分级:
单一级别
基线心律:
正常窦性心律
亦称为: 二尖瓣环钙化 · 二尖瓣瓣环钙化 · 二尖瓣环钙化症 · MAC
该组中的其他病变
文献来源
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- [E2] AHA/ACCF/HRS recommendations for the standardization and interpretation of the electrocardiogram: part III: intraventricular conduction disturbances: a scientific statement from the American Heart Association Electrocardiography and Arrhythmias Committee, Council on Clinical Cardiology; the American College of Cardiology Foundation; and the Heart Rhythm Society: endorsed by the International Society for Computerized Electrocardiology . Circulation (2009) . DOI: 10.1161/CIRCULATIONAHA.108.191095 PubMed: 19228822
- [G1-09] Management of Patients With Severe Mitral Annular Calcification: JACC State-of-the-Art Review . J Am Coll Cardiol (2022) . DOI: 10.1016/j.jacc.2022.06.009 PubMed: 35953138
- [G1-10] The First Heart Sound . Clinical Methods: The History, Physical, and Laboratory Examinations (1990) . PubMed: 21250175
- [G1-14] Systolic Murmurs . Clinical Methods: The History, Physical, and Laboratory Examinations (1990) . PubMed: 21250186
- [G1-15] Diastolic Murmurs . Clinical Methods: The History, Physical, and Laboratory Examinations (1990) . PubMed: 21250187
- [V1] 2025 ESC/EACTS Guidelines for the management of valvular heart disease . Eur Heart J (2025) . DOI: 10.1093/eurheartj/ehaf194 PubMed: 40878295
- [V3] Recommendations for Noninvasive Evaluation of Native Valvular Regurgitation: A Report from the American Society of Echocardiography Developed in Collaboration with the Society for Cardiovascular Magnetic Resonance . J Am Soc Echocardiogr (2017) . DOI: 10.1016/j.echo.2017.01.007 PubMed: 28314623