All cases in Psoriasis and Related Disorders

Lichen planus

Lichen planus

A 59-year-old man presented with 9-month-history of darkly pigmented rash on the side of the chin and cheek. It has been treated with topical and “systemic steroids” !!! for long time. At presentation linear hyperpigmented slightly atrophic patch with some still elevated papules at the periphery. LP commonly leaves post-inflammatory hyperpigmentation on spontaneous or treatment-induced resolution.

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