Case for diagnosis:  Lupus erythematosus?  Lichen planus?  Erythema figuratum perstans?
D003937:Diagnosis, Differential; D004890:Erythema / Q000175:diagnosis*; D006801:Humans; D008010:Lichen Planus / Q000175:diagnosis*; D008180:Lupus Erythematosus, Systemic / Q000175:diagnosis*; D012873:Skin Diseases, Genetic
ERYTHEMA/differential diagnosis; LICHEN PLANUS/differential diagnosis; LUPUS ERYTHEMATOSUS/differential diagnosis