degeneration cyst

例句：

1. 1. The patient had a degenerationcyst in the brain that required surgery.
   患者脑部有一个退化囊肿，需要手术。
2. 2. The doctor diagnosedthe patient with a degenerationcyst and recommended antibioticsfor treatment.
   医生诊断患者患有一个退化囊肿，并建议使用抗生素进行治疗。
3. 3. Thedegeneration cyst was causing severepain and discomfort in the patient'sshoulder.
   这个退化囊肿在患者的肩膀上造成了严重的疼痛和不适。