Watkins Bruce, Urquhart Andrew C, Holt James J
Department of Otolaryngology-Head & Neck Surgery, Marshfield Clinic, 1000 North Oak Ave., Marshfield, WI 54449, USA.
Ear Nose Throat J. 2011 Aug;90(8):E25-7. doi: 10.1177/014556131109000820.
Eccrine porocarcinoma (EP) is believed to arise from the intraepithelial portion of the eccrine sweat glands. The incidence rate of EP is reported to be 18 per 450,000 biopsies. Most of the diagnosed cases involve the lower extremities; a case of EP involving the ear is rare. We describe the clinical, radiologic, and histopathologic features of EP in an 11-year-old boy.
小汗腺癌（EP）被认为起源于小汗腺的上皮内部分。据报道，每45万例活检中EP的发病率为18例。大多数确诊病例累及下肢；累及耳部的EP病例罕见。我们描述了一名11岁男孩的小汗腺癌的临床、放射学和组织病理学特征。
