临床上对原因不明的晨间回吸性血涕、不明原因的头痛、顽固性鼓室积液、上颈部转移性包块等疑是鼻咽癌的患者均需行鼻咽活检以明确诊断。活检取材多在间接鼻咽镜下应用上弯鼻咽活检钳或在纤维鼻咽镜下应用纤维鼻咽镜活检钳进行。１９９７年３月至１９９８年３月我们采用纤... Clinically, unexplained morning resumption of blood stasis, unexplained headaches, intractable tympanic effusions, and metastatic masses in the neck are suspected to require nasopharyngeal biopsy to confirm the diagnosis. Biopsy materials were mostly applied to the nasopharyngeal biopsy forceps under indirect nasopharyngoscopy or fiberoptic nasopharyngeal biopsy forceps under the fiber nasopharyngeal. From March 1997 to March 1998 we used fiber...