Hypertrophic cardiomyopathy occurs when the heart muscle thickens abnormally. 肥厚性心肌病是指心脏肌肉的异常增厚。
Echocardiogram is a good way to diagnose hypertrophic cardiomyopathy because it shows the thickened walls of the heart. 心回波图是一个诊断肥厚性心肌病的很不错的方法，因为它能够显示出增厚的心脏肌肉。
