患者女性,57岁。头痛2个月流血涕2天伴进行性消瘦4月余(体重下降30kg)。查体:左侧鼻咽顶后壁稍隆起。取活检送检。病理检查巨检:灰白色破碎黏膜组织,大小0.3cm×0.4cm。镜检:黏膜糜烂,黏膜内可见较多量腺泡样结构,伴有少数淋巴细胞和组织细胞浸润,其间可见圆形、卵圆形或新月形 Patient female, 57 years old. 2 months of headache, bloody runny nose 2 days with progressive weight loss more than 4 months (weight loss 30kg). Physical examination: the left nasopharyngeal wall posterior slightly bulging. Take biopsy. Pathological examination macroscopic examination: gray broken mucosal tissue, the size of 0.3cm × 0.4cm. Microscopic examination: mucosal erosion, the mucosa showed a larger amount of acinar-like structure, accompanied by a small number of lymphocytes and histiocytic infiltration, during which can be seen round, oval or crescent