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作者收集了近11年间病理诊断为口腔颌面部癌877例，其中14例为口腔颌面部多原性癌。本文对口腔颌面部多原性癌的发生率、发病间隔时间、年龄、性别和发病部位进行统计分析。结果显示：口腔颌面部多原性癌的发生率为1．60％，平均发病间隔时间为77．5个月，男性患者多于女性（2．5：1），第一和第二原发癌的平均发病年龄分别为54岁和60．6岁；第一、二原发癌均发生于口腔者9例（62．3％）。作者认为口腔颌面部多原发性癌的预后是较好的。
The authors collected 877 cases of pathological diagnosis of oral and maxillofacial cancer in the past 11 years, of which 14 cases were oral and maxillofacial multiple carcinoma. In this paper, the incidence of multiple carcinomas in oral and maxillofacial region, the time between onset, the age, the sex and the location of the disease were statistically analyzed. The results showed that the incidence of multiple carcinomas in oral and maxillofacial region was 1.60% with an average interval of 77.5 months. There were more males than females (2.5: 1), the first and the second The average age of onset of cancer was 54 years and 60.6 years respectively. The first and second primary cancers occurred in 9 cases (62.3%) of the oral cavity. The author believes that oral and maxillofacial multiple primary cancer prognosis is better.