[Dermatomyositis].

Dermatomyositis is a connective tissue inflammatory disease characterized by muscle and skin inflammation. The dermatological manifestations that characterize the disease include heliotrope erythema, Gottron's papules, violaceous scalling patches, periungual erythema telangiectasias, poikiloderma and scaly red scalp. The diagnostic workup includes skin diagnosis, muscle biopsy, muscle enzymes, electromyography, ANAs, antibodies against SSA (Ro), SSB (La), Sm, nRNP, Jo-1 and PM-1. The aim of this study is illustrate the most salient dermatological images of a patient with dermatomyositis.