骨软骨瘤好发于四肢长管状骨的于股端，一般诊断和手术切除均容易，但发生在特殊部位的骨软骨扈，比较少见，有时不易诊断，手术切除比较困难。本文就我院近十几年来收治的发生在特殊部位的骨软骨旧16例的手术治疗及效果总结分析如下。Ik麻黄识三．五一级资料：男9例，女6例，? Osteochondroma occurs in the femoral ends of long tubular bones of the extremities. It is easy to diagnose and surgically remove the osteochondroma. However, osteochondral spasm occurring at a specific site is rare and sometimes difficult to diagnose. Surgical removal is difficult. This article summarizes the surgical treatment of the old 16 cases of bone cartilage that occurred in a special part of our hospital in the past decade and summarizes the results as follows. Ik ephedra III. Five levels of information: 9 males and 6 females?