membranous septal defect

例句：

1. 1. The patient had a membranous septal defect, which requiredsurgery to repair.
   患者有一个膜状隔缺损，需要手术来修复。
2. 2. The child's heart was found to have a membranous septal defect, whichcould be life-threatening.
   孩子的心脏被发现有膜状隔缺损，这可能是致命的。
3. 3. The diagnosis of themembranous septaldefect led to further testing and treatment.
   诊断出膜状隔缺损导致了进一步的测试和治疗。