By Gary M. White, MD

Very rarely, cutaneous lupus may occur along the lines of Blaschko. It might be the presenting feature in discoid lupus erythematosus, bullous lupus erythematosus, tumid lupus erythematosus or subacute lupus erythematosus; among which, the most commonly reported form is linear discoid lupus erythematosus.


A 45-year-old woman presented with a linear red-colored elevated lesions on the left forearm and hand of 2 years duration. She also complained of other lesions on the left breast, bilateral inguinal area and right side of waist. The lesions first started on the left forearm and gradually involved other areas within 2 years. The patient was asymptomatic, except for intermittent itching. There was no history of photosensitivity. The lesions on the left breast, bilateral inguinal areas and the right side of the waist showed additional features of central depigmentation, atrophy, adherent scaling and perilesional hyperpigmentation. Indian J Dermatol Venereol Leprol 2017;83:586-9


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