Before the advent of modern treatments such as prednisone, intravenous immunoglobulin, plasmapheresis, chemotherapies, and other drugs, the prognosis was poor. The cutaneous manifestations of<unk>  may or may not improve with therapy in parallel with the improvement of the myositis. In some people, the weakness and rash resolve together. In others, the two are not linked, with one or the other being more challenging to control. Often, cutaneous disease persists after adequate control of the muscle disease. The risk of death from the condition is much higher if the heart or lungs are affected.
Dermatomyositis
Scleroderma
Inclusion body myositis
Polymyositis
Scleromyositis
Dermatopolymyositis
Trichinosis
Juvenile dermatomyositis