患儿男,出生后四天,因哭闹后紫绀,胸骨左缘二、三肋间闻及Ⅱ级收缩期杂音,行超声心动图检查。超声检查见患儿右心扩大,右房内见一异常回声团,大小为1.9×1.4cm,形态不规则,蒂连于房间隔卵圆窝部,肿块呈分叶状,内部回声不均质。收缩期异常回声团位于右房内,舒张期经三尖辨口进入右室内。彩色及频谱多普勒舒张期可见异常回声团 Children with children, four days after birth, because of cyanosis after crying, sternal left edge of two or three intercostals smell and Ⅱ systolic murmur, echocardiography. Sonography in children with right heart enlargement, right anomalous see an echo group, the size of 1.9 × 1.4cm, irregular shape, pedunculated in the ovary fossa, the tumor lobulated, the internal echo is not homogeneous . Abnormal systolic echo group is located in the right atrium, diastolic phase through the sharp mouth into the right ventricle. Color and spectrum Doppler diastolic abnormal echo group can be seen