Extraordinary Case ReportPretibial Lymphoplasmacytic Plaque in Children: Case Report and Review of the LiteratureBierbrier, Rachel M. BHSc*; Amdemichael, Esiahas MD, FRCPC; Adam, David N. MD, FRCPC, DABD†Author Information *Michael G. DeGroote School of Medicine, McMaster University, Hamilton, Ontario, Canada; and †Division of Dermatology, Department of Medicine, University of Toronto, Toronto, Ontario, Canada. Correspondence: David N. Adam, MD, FRCPC, DABD, 95 Bayly Street West Suite G -02, Ajax, ON L1S 7K8, Canada (e-mail: email@example.com). The authors declare no conflicts of interest. The American Journal of Dermatopathology: April 2019 - Volume 41 - Issue 4 - p 300-302 doi: 10.1097/DAD.0000000000001253 Buy Metrics Abstract An 8-year-old girl presented with a persistent 5 × 2-cm violaceous doughy plaque on the left lower leg. Histologic examination revealed hyperkeratosis, variable but mild epidermal hyperplasia, and vacuolar interface changes with melanin pigment incontinence confined to the papillary dermis. A diagnosis of pretibial lymphoplasmacytic plaque in children was made. This report outlines the clinical characteristics of this entity and a review of other cases reported in the literature. Copyright © 2018 Wolters Kluwer Health, Inc. All rights reserved.