An inflammatory condition of the skin and mucous membranes.
Lichen planus occurs when the immune system mistakenly attacks cells of the skin or mucous membranes.
On skin, lichen planus appears as purplish, itchy, flat-topped bumps. ….
Lichen planus occurs when the immune system mistakenly attacks cells of the skin or mucous membranes.
On skin, lichen planus appears as purplish, itchy, flat-topped bumps. ….
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