Pigmented hidroacanthoma simplex:A diagnostic pitfall  

作　　者：Mitsuaki Ishida Fumiyoshi Kojima Machiko Hotta Yasuhiro Iwai Hidetoshi Okabe 

机构地区：[1]Division of Diagnostic Pathology and Department of Clinical Laboratory Medicine,Shiga University of Medical Science [2]Division of Diagnostic Pathology, Takatsuki Hospital

出　　处：《World Journal of Dermatology》2012年第2期10-12,共3页世界皮肤病学杂志

摘　　要：Hidroacanthoma simplex(HAS) is a rare skin appendage tumor and is recognized as an intraepidermal variant of poroma. Pigmented HAS is an extremely rare variant with dendritic melanocytes and/or melanin pigment in the tumor cells and a few cases of pigmented HAS have been reported in the English literature. We herein report a case of pigmented HAS and discuss the clinicopathological features of pigmented HAS and the pitfall in the diagnosis of black lesions.Hidroacanthoma simplex(HAS) is a rare skin appendage tumor and is recognized as an intraepidermal variant of poroma. Pigmented HAS is an extremely rare variant with dendritic melanocytes and/or melanin pigment in the tumor cells and a few cases of pigmented HAS have been reported in the English literature. We herein report a case of pigmented HAS and discuss the clinicopathological features of pigmented HAS and the pitfall in the diagnosis of black lesions.

关 键 词：PIGMENTED hidroacanthoma SIMPLEX SEBORRHEIC KERATOSIS Porocarcinoma Skin appendage tumor CLINICOPATHOLOGICAL features 

分 类 号：R[医药卫生]