title: [Facial multiple malignant proliferating tricholemmoma: a case report].
abstract: Malignant proliferating tricholemmoma is a very rare dermatic annexal tumor originated from outer root sheath cells. In this article, a case of facial multiple malignant proliferating tricholemmoma was reported, and its clinical pathologic features, differential diagnosis, treatment methods and histogenesis were discussed by reviewing relevant literatures.
authors.affiliation: Dept. of Head and Neck Tumor Surgery, West China College of Stomatology, Sichuan University, Chengdu 610041, China.
authors.forename: Yu-tang
authors.initials: YT
authors.lastname: Cao
authors.forename: Xiao-yi
authors.initials: XY
authors.lastname: Wang
authors.forename: Ming
authors.initials: M
authors.lastname: Xuan
authors.forename: Qing-hong
authors.initials: QH
authors.lastname: Gao
mesh_terms: D003937:Diagnosis, Differential; D005145:Face; D005260:Female; D006801:Humans; D012878:Skin Neoplasms