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Incontinentia pigmenti on the leg

Incontinentia pigmenti on the leg

Overview

Incontinentia pigmenti produces darkly-pigmented swirling marks on the skin. It occurs more frequently in females. The skin lesions are divided into three stages blisters (vesicles and bullae) are present at birth or within the first 6 to 7 weeks, followed by a rough wart-like (verrucous) stage, and lastly, swirled and bizarre patterns of dark pigmentation (hyperpigmentation) appear.

Review Date 4/16/2019

Updated by: Michael Lehrer, MD, Clinical Associate Professor, Department of Dermatology, University of Pennsylvania Medical Center, Philadelphia, PA. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.