一种发生在上唇的罕见恶性结缔组织肿瘤。

Br J Oral Surg. 1983 Jun;21(2):129-35. doi: 10.1016/0007-117x(83)90058-6.

Malignant fibrous histiocytoma is a very unusual lesion. Only three per cent of cases have been reported in the head and neck, the peak incidence occurring in the seventh decade. A case is reported of a lesion situated in the upper lip of a 54-year-old man.

恶性纤维组织细胞瘤是一种非常罕见的病变。仅有3%的病例报道发生于头颈部，发病高峰在七十岁。本文报道了一例发生于一名54岁男性上唇的病变。