口腔颌面部恶性肿瘤占全身恶性肿瘤的9％。本文着重对716例口腔颌面部恶性肿瘤,就其性别、年龄、病变部位、组织学分类和治疗原则,进行了统计分析。1性别与年龄 716例恶性肿瘤中,男性467例,女性249例,男女之比约为1.9:1,男性多于女性。461例鳞状细胞癌中,男性322例,女性139例。40例腺癌中,男性25例,女性15例。43例肉瘤中,男性31例,女性12例。27例恶性黑色素瘤中,男性18例,女性9例。以上四类肿瘤均为男性多于女性。而在粘液表皮样癌(男性26例,女性33例)和腺样囊性癌中 Oral and maxillofacial malignancies account for 9% of all malignant tumors in the body. This article focuses on 716 cases of oral and maxillofacial malignancies, and conducts statistical analysis on their gender, age, lesion location, histological classification, and treatment principles. 1Sex and age Of the 716 malignant tumors, 467 were males and 249 were females. The ratio between males and females was approximately 1.9:1. Males were more than females. Of the 461 cases of squamous cell carcinoma, 322 were male and 139 were female. Of the 40 adenocarcinomas, 25 were males and 15 were females. Of the 43 cases of sarcoma, 31 were males and 12 were females. Of the 27 malignant melanomas, 18 were males and 9 were females. The above four types of tumors are more male than female. In mucoepidermoid carcinoma (26 males and 33 females) and adenoid cystic carcinoma