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To the Editor.—
Lesions of lichen planus, as a rule, leave behind a corresponding area of hyperpigmentation on healing. Recently, we observed a patient with lichen planus, in whom the lesions healed with depigmentation.
Report of a Case.—
A 22-year-old woman had developed itchy, violaceous papular lesions on the extensors of the upper extremities during a two-month period. The mucous membranes were not involved, and the skin elsewhere was quite normal. There was no evidence of vitiligo. Results of a histopathologic study of a papule confirmed the diagnosis of lichen planus. The patient received prednisolone (20 mg/ day) orally. Within three weeks, the lesions started to regress, and all the lesions cleared within 1½ months but left behind depigmented areas that corresponded exactly to the size of the original lesions. Prednisolone therapy was gradually withdrawn, and the patient received a psoralen (40 mg/day) orally. In about two months' time,
Kanwar AJ, Singh OP. Leukoderma as a Sequela of Lichen Planus. Arch Dermatol. 1978;114(1):130. doi:10.1001/archderm.1978.01640130088040
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