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扩张性心肌病(dilated cardiomyopathy,DCM)是一种以心腔(左心室和/或右心室)扩大、心肌功能障碍为主要特征的原因不明的心肌疾病。其临床表现以心力衰竭、心律失常、血栓栓塞甚或猝死为基本特征。诊断尚缺乏特异性体征和实验室检查,60%的病例可以通过排除其它病因引起的心脏增
Dilated cardiomyopathy (DCM) is a cardiomyopathy of unknown cause characterized by enlargement of the heart chamber (left ventricle and / or right ventricle) and myocardial dysfunction. The clinical manifestations of heart failure, arrhythmia, thrombosis or even sudden death as the basic characteristics. Diagnosis is still lack of specific signs and laboratory tests, 60% of cases can exclude other causes of heart increased