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JAMA Dermatology Clinicopathological Challenge |

Linear Scars in a 4-Week-Old Girl QUIZ

Oana-Diana Persa, MD1; Judith Fischer, MD, PhD2; Iliana Tantcheva-Poór, MD1
[+] Author Affiliations
1Department of Dermatology and Venereology, University of Cologne, Kerpenerstr 62, 50937 Köln, Germany
2Institute for Human Genetics, University of Freiburg, Breisacherstr 33, 79106 Freiburg, Germany
JAMA Dermatol. 2016;152(2):209-210. doi:10.1001/jamadermatol.2015.4191.
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A 4-week-old girl who had erosions on the left leg, left side of the neck, abdomen, and left ear at birth presented with linear scars. Clinical examination revealed erythematous atrophic streaks along Blaschko lines and soft skin-colored papules on the left leg. What is your diagnosis?

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A Left leg at initial presentation demonstrating linear erythematous atrophic plaques (arrowhead) with several soft papules. B, Hematoxylin-eosin biopsy specimen from the thigh demonstrating an atrophic dermis with fat herniation (original magnification ×5).

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