Abstract：
A 24-year-old female with history of an atrial septal defect post-patch closure (bovine pericardium) presented 4 years postoperative with an incidentally identified mass originating from the septal patch .
摘要：
一名24岁的女性，有房间隔缺损后补片闭合（牛心包膜）的病史，术后4年，偶然发现了源自间隔补片的肿块。
