Diagnosis: Lichen planus
Description: Annular plaques
Morphology: Annular
Site: Thigh
Sex: M
Age: 35
Type: Clinical
Submitted By: Ted Rosen
Differential DiagnosisHistory: Acute onset pruritic annular vilaceous plaques with central dusky area. Typical of LP in skin of color. Improved with topical clobetasol.