At the 1st week and 144th week the left ventricular structure was measured by echocardiogram and the left ventricular systolic and diastolic function was detected by equilibrium radionuclide angiography (ERNA).

• 于第1周和第144周分别进行超声心动图检测左室结构和平衡法核素心室造影检测左室收缩和舒张功能。