作者们统计并分析了1957—1974年908例鼻腔及鼻窦恶性肿瘤。其中以上颌窦恶性肿瘤最为常见,占91.4％。病理检查以癌为最多,占92.4％。1975年1月,作者们统计了经采用各种治疗方案治疗的病例及其五年生存率,结果如下: 一、原发性恶性肿瘤761例,五年生存率29.2％。 1.癌:709例,五年生存率29.3％。 The authors counted and analyzed 908 cases of nasal and sinus malignant tumors from 1957 to 1974. Among them, malignant sinus malignancies were the most common, accounting for 91.4%. The most common pathological examination was cancer, accounting for 92.4%. In January 1975, the authors counted cases treated with various treatment options and their five-year survival rate. The results were as follows: 1. In 761 cases of primary malignant tumors, the 5-year survival rate was 29.2%. 1. Cancer: 709 cases, five-year survival rate of 29.3%.