Abstract
Pigmented lichen planus is a rare variant of lichen planus that is characterized by oval and round shape dark brown macules with indistinct border. Linear pigmented lichen planus is a clinical pattern of planus disease that presents unilaterally along one or more lines of blaschko. We report a 30–year-old female patient with Linear pigmented lichen planus along the lines of blaschko with mucosal involvement. Keywords: Pigmented lichen planus; Blaschko line; Mucosal involvement.
Highlights
Pigmented lichen planus is a rare variant of lichen planus that is characterized by oval and round shape dark brown macules with indistinct border
The lesions spread to sun expose area, so the sun has been set as a trigger
Ashy dermatosis is characterized by gray-blue macules with erythematous margin in some lesions that appear in the trunk symmetrically and diffusely [1]
Summary
Pigmented lichen planus is a rare variant of lichen planus that is characterized by oval and round shape dark brown macules with indistinct border. Disease is often asymptomatic but some patients report itching. The Face and neck are the most common areas involved. Linear pigmented lichen planus is one of the pigmented lichen planus presentation.
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