外生骨疣

例句：

1. 1. The patient had a painful swelling on the side of his neck that was diagnosed as an external bone tumor.
   患者颈部一侧有一个疼痛的肿块，被诊断为一种外生骨瘤。
2. 2. The doctor removed the bone tumor and performed a biopsy to determine its nature.
   医生切除了骨肿瘤并进行活检以确定其性质。
3. 3. The patient underwent surgery to remove the bone tumor and has since recovered well.
   患者接受了手术以移除骨肿瘤，并已恢复良好。