membranous atresia of anus

例句：

1. 1. The child'scondition was diagnosed as membranousatresia of the anus.
   这个孩子的病情被诊断为肛门膜样闭锁。
2. 2. This rare condition requires immediate medical attentiondue to its potential for severe complications.
   由于这种罕见病症可能导致严重并发症，因此需要立即医疗关注。
3. 3. In cases of membranous atresia of the anus, surgery is often the only optionfor treatment.
   在肛门膜样闭锁的情况下，手术通常是唯一的治疗选择。