皮肤纤维肉瘤是少见的皮肤肿瘤,易造成误诊,发源于中胚层之纤维母细胞。皮肤纤维肉瘤多发生于四肢、躯干、头颈部,发生于外耳道皮肤者少见。我科于1981年收治1例报告如下:男,28岁、农民。1981年3月16日因左耳胀痛反复流血、听力下降、耳屏前包块8月余,以左外耳道肉芽组织增生收入院。 Dermal fibrosarcoma is a rare skin tumor that is easily misdiagnosed and originates from the mesoderm fibroblasts. Skin fibrous sarcoma occurs mostly in the limbs, trunk, head and neck, and occurs rarely in the external auditory canal skin. Our department received a report of one case in 1981 as follows: Male, 28 years old, farmer. March 16, 1981 due to left ear pain repeated bleeding, hearing loss, edentulous mass in front of more than 8 months, to the left external ear canal granulation tissue hyperplasia income.