osteofibroma

例句：

1. 1. The patient had an osteofibroma removed from his leg.
   患者从腿上切除了一个骨纤维瘤。
2. 2.Osteofibromas are benign tumors that can occur in any part of the body.
   骨纤维瘤是一种良性肿瘤，可以在身体任何部位发生。
3. 3.The diagnosis of osteofibroma is important for treatment planning.
   诊断骨纤维瘤对于治疗计划的制定非常重要。