下颌骨放射性骨坏死仍然是头颈部恶性肿瘤放射治疗后的一个可怕的并发症。对它有好些治疗方案,但是没有一个单独的治疗措施是完全成功的。作者报告7例下颌骨放射性骨坏死。这些病人的口腔恶性肿瘤都用过放射治疗。男5例,女2例。年龄由53岁到78岁,平均62岁。照射量由6200拉得到 Mandibular radiosteel necrosis remains a terrible complication after radiotherapy of head and neck malignancies. There are several treatment options for it, but none of the individual treatments are completely successful. The authors report 7 cases of mandibular radiosarcoidosis. Oral malignancies in these patients were treated with radiation. 5 males and 2 females. Age from 53 to 78 years old, average 62 years old. The amount of exposure was obtained by pulling 6200