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本文回顾性分析了口腔颌面部间叶组织恶性肿瘤７５例。分析结果：①以２０～４９岁为此类肿瘤高发期共５０例，占７０．７％；②临床病理分类类型较多，以颌骨肉瘤、软骨肉瘤、横纹肌肉瘤最多见，共５４例，占７２％；③以上、下颌骨最常见，共４９例，占６５．３％；④病程最短３周，最长２０年，绝大多数为２～３个月；⑤９例手术治疗后复发，３例两次复发行第三次手术，１例第三次复发行第四次手术，复发时间多数在术后半年左右。本文还对本病的诊断、治疗、预后等进行了讨论
This article retrospectively analyzed 75 cases of oral and maxillofacial mesenchymal malignancies. Results: ①There were 50 cases (70.7%) with the highest incidence of this type of tumor from 20 to 49 years old. (2) There were more types of clinical pathology, with the most common cases being jaw osteosarcoma, chondrosarcoma and rhabdomyosarcoma, Accounting for 72%; ③ above, the most common mandible, a total of 49 cases, accounting for 65.3%; ④ the shortest course of 3 weeks, up to 20 years, the vast majority of 2 to 3 months; ⑤ 9 cases of recurrence after surgery, 3 cases of the second recurrence of the third operation, one case of the third recurrence of the fourth operation, most of the recurrence time after about six months. This article also discusses the diagnosis, treatment and prognosis of this disease