Overview
This picture shows alopecia areata, under treatment. The hair loss is being treated with anthralin, which causes the brownish hyperpigmentation and can induce hair regrowth. It is very unlikely regrowth will occur when hair is lost along the scalp margin (ophiasis).
Review Date 6/7/2023
Updated by: Elika Hoss, MD, Assistant Professor of Dermatology, Mayo Clinic, Scottsdale, AZ. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.