chondroma of chest wall

例句：

1. 1. The patient had a chondroma removed from his shoulder.
   患者从肩膀处取出了一个软骨瘤。
2. 2. Chondromas are rarebut can be aggressive and requiretreatment.
   软骨瘤罕见但可能具有侵袭性，需要治疗。
3. 3. Thediagnosis of a chondroma is often made throughimaging studies.
   通过影像学检查通常可以诊断出软骨瘤。