Squamoid Eccrine Ductal Carcinoma An Aggressive Mimicker of Squamous Cell CarcinomaMckissack, Sterling S., MD*; Wohltmann, Wendi, MD*; Dalton, Scott R., DO†; Miletta, Nathanial R., MD*The American Journal of Dermatopathology: February 2019 - Volume 41 - Issue 2 - p 140–143 doi: 10.1097/DAD.0000000000001214 Extraordinary Case Report Abstract Author InformationAuthors Article MetricsMetrics Abstract: Squamoid eccrine ductal carcinoma (SEDC) is an uncommon cutaneous adnexal malignancy that has the potential for an aggressive clinical course. The authors present a case of SEDC that resulted in widespread metastases and death. The clinical, histological, and immunohistochemical features of SEDC and several entities on the differential diagnosis are reviewed. Departments of *Dermatology, and †Pathology, San Antonio Uniformed Services Health Education Consortium, San Antonio, TX. Correspondence: Sterling S. Mckissack, MD, 1100 Wilford Hall Loop, Building 4554, JBSA Lackland, TX 78236 (e-mail: email@example.com). The authors declare no conflicts of interest. Copyright © 2019 Wolters Kluwer Health, Inc. All rights reserved.