nail pterygium
Pruritic, Purple, Polygonal, Planar, Papules and Plaques are the 6 P’s of lichen Planus .
Mucosal involvement manifests as Wickham striae (reticular white lines) and hypergranulosis
Sawtooth infiltrate of lymphocytes at dermal-epidermal junction
Associated with hepatitis C
Nail pterygium….