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广东省是鼻咽癌的高发区,因而早期发现病人是最迫切的。这就必须从正常如何发展为癌的过程着手。本文通过癌巢近旁粘膜上皮病变的观察,对鼻咽粘膜癌前病变进行探讨。材科和方法收集1979年1月1日至1981年12月31日三年全岛各病理科确诊为鼻咽癌486例。其中
Guangdong Province is a high-risk area of nasopharyngeal carcinoma, so early detection of patients is the most urgent. This must begin with the process of normal development of cancer. In this paper, the observation of mucosal epithelial lesions in the vicinity of the cancer nest, the precancerous lesions of nasopharyngeal mucosa were explored. Materials and Methods 486 cases of nasopharyngeal carcinoma were diagnosed in all pathology departments from January 1, 1979 to December 31, 1981. among them