鼻窦癌肿多为鳞状细胞癌,次为腺癌、腺样囊性癌、基底细胞癌,恶性肌上皮瘤极为罕见,现报道1例如下。患者,女,34岁,因一过性牙痛4月,左面部持续麻木1月余于1994年6月21日入院。查体:一般情况良好,淋巴结未扪及,心肺正常。左面颊部稍隆起,皮肤不红,触之无压痛,感觉较对侧迟钝,左鼻腔未见 Sinus cancer mostly squamous cell carcinoma, followed by adenocarcinoma, adenoid cystic carcinoma, basal cell carcinoma, malignant myoepithelioma is extremely rare, is reported in 1 case as follows. The patient, female, 34 years old, had a persistent toothache in April and left numbness continued in January January and was admitted on June 21, 1994. Physical examination: the general situation is good, lymph nodes not palpable, normal heart and lungs. Left cheek Ministry slightly uplift, the skin is not red, touch no tenderness, feeling more dull than the contralateral left nasal cavity