Methods:Indexes of left ventricular diastolic function in 20 DCM patients and 20 normal subjects were measured by echocardiography and radionuclide ventriculography (RNV).

• 方法：用超声心动图和放射性核素显像(RNV)对20例DCM患者和20例同龄正常人的左室舒张功能进行对照分析。