梗阻性肥厚型心肌病
一种原发性遗传性心肌病,其特征是不能单纯用血流动力学负荷条件解释的左心室肥厚。
定义
一种原发性遗传性心肌病,其特征是不能单纯用血流动力学负荷条件解释的左心室肥厚,主要累及室间隔且呈不对称性,因二尖瓣收缩期前向运动(SAM征)导致左心室流出道(LVOT)发生动态收缩期射血梗阻 [C1] [G5-01] [G5-10] [G5-11]。
严重程度标准
分层表现
血流动力学
ECG
心音与杂音
动脉脉搏
模拟器严重程度分级
模拟器严重程度分级:
轻度, 中度, 重度
基线心律:
正常窦性心律
亦称为: 梗阻性肥厚型心肌病 · 肥厚型梗阻性心肌病 · 特发性肥厚型主动脉瓣下狭窄 · IHSS · HOCM
该组中的其他病变
相关临床对比
文献来源
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- [B3] The jugular venous pressure revisited . Cleve Clin J Med (2013) . DOI: 10.3949/ccjm.80a.13039 PubMed: 24085809
- [B4] The Carotid Pulse . Clinical Methods: The History, Physical, and Laboratory Examinations (1990) . PubMed: 21250154
- [C1] 2023 ESC Guidelines for the management of cardiomyopathies . Eur Heart J (2023) . DOI: 10.1093/eurheartj/ehad194 PubMed: 37622657
- [E1] AHA/ACCF/HRS recommendations for the standardization and interpretation of the electrocardiogram: part V: electrocardiogram changes associated with cardiac chamber hypertrophy: 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.108.191097 PubMed: 19228820
- [G1-13] The Fourth Heart Sound . Clinical Methods: The History, Physical, and Laboratory Examinations (1990) . PubMed: 21250185
- [G1-14] Systolic Murmurs . Clinical Methods: The History, Physical, and Laboratory Examinations (1990) . PubMed: 21250186
- [G5-01] 2020 AHA/ACC Guideline for the Diagnosis and Treatment of Patients With Hypertrophic Cardiomyopathy: A Report of the American College of Cardiology/American Heart Association Joint Committee on Clinical Practice Guidelines . Circulation (2020) . DOI: 10.1161/CIR.0000000000000937 PubMed: 33215931
- [G5-10] Hypertrophic cardiomyopathy . Lancet (2013) . DOI: 10.1016/S0140-6736(12)60397-3 PubMed: 22874472
- [G5-11] Systolic anterior motion begins at low left ventricular outflow tract velocity in obstructive hypertrophic cardiomyopathy . J Am Coll Cardiol (2000) . DOI: 10.1016/s0735-1097(00)00830-5 PubMed: 11028493