Lichen planus A. Flat-topped, polygonal, sharply defined papules of violaceous color, grouped and confluent. Surface is shiny and, upon close inspection with a hand lens, fine white lines are revealed (Wickham striae, arrow). B. Close up of flat-topped shiny violaceous papules that are polygonal. #Lichen #Planus #Wickham #Striae #Dermatology #Clinical #Photo #Wrist
