Dermatomyositis (DM) is a rare, chronic autoimmune disease that systemically affects the skin and skeletal muscles. It can occur in both juvenile and adult forms and is characterized by a combination of muscle weakness and distinctive skin rashes. In adults, especially older individuals, DM is sometimes associated with underlying malignancies or interstitial lung disease (1). Symptoms The most common symptom is symmetrical proximal muscle weakness, … Continue reading Dermatomyositis