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本文总结５６例临床间接鼻咽镜检查阴性或可疑鼻咽新生物的患者，经造影检查均有阳性发现后作鼻咽活检确诊为鼻咽癌，从而归纳出鼻咽癌原发灶四点早期ｘ线征。另一组讨论了鼻咽癌与鼻咽部其他疾病（１４８例）的鉴别诊断。
This article summarizes 56 cases of clinical indirect nasopharyngoscopy negative or suspicious nasopharyngeal neoplasms of patients, after the positive findings by angiography were confirmed by nasopharyngeal biopsy nasopharyngeal carcinoma, and thus concluded that the primary four-point nasopharyngeal carcinoma early x Line sign. Another group discussed the differential diagnosis of nasopharyngeal carcinoma and other nasopharyngeal diseases (148 cases).