鼻腔恶性黑素瘤是少见疾病,国内外报道不多。本院1957年遇到1例,报道如下。病例:患者员××,男性,农民,66岁,山西籍,住院号25025。主诉右鼻腔经常流血半年,鼻堵3个月,于1957年3月26日入院。患者半年来右鼻腔流血,有时量较多,每次 Malignant melanoma of the nasal cavity is a rare disease and there are few reports at home and abroad. The hospital encountered 1 case in 1957 and the report is as follows. Case: Patient member ××, male, farmer, 66 years old, from Shanxi Province, hospital number 25025. He complained of frequent bleeding for the right nasal cavity for six months and nasal blockage for three months. He was admitted to hospital on March 26, 1957. The patient has had bleeding in the right nasal cavity for more than half a year, sometimes in larger amounts, each time