epiphrenic diverticulum

例句：

1. 1. The patient's condition was complicatedby an epiphrenic diverticulum that required surgery.
   患者的病情复杂，需要通过手术处理一个贲门憩室。
2. 2. The doctor performed a biopsyto diagnose the patient's epiphrenic diverticulum.
   医生进行了活检以诊断患者的贲门憩室。
3. 3. Thepatient's medical history revealed a previousepisode of epiphrenic diverticulum.
   患者的医疗史显示有先前的贲门憩室发作。