This confirms the clinical impression of lichen planus. Lichen planus (LP) is an inflammatory, pruritic, papulosquamous skin disease. This papulosquamous disease may also involve the hair follicle ...
A 42-year-old Black woman with no significant past medical history presents with blue-gray macules on her neck and upper chest that gradually developed over the past year.
A collection-based survey of lichen species at the Mars Desert Research Station in Utah, USA and Flashline Mars Arctic Research Station in Nunavut, Canada was conducted as part of the Mars-160 ...