Preoperative ultrasonic cardiogram (UCG) showed ventricular septal defect combined with patent ductus arteriosus in 82 cases and ventricular septal defect in 20 cases.
英
美
- 其中术前心脏彩超诊断为室间隔缺损合并动脉导管未闭者82例,室间隔缺损20例。