This comprehensive book serves as a guide in the day-to-day management of patients with idiopathic inflammatory myopathies (IIM), with a particular emphasis on adult dermatomyositis (DM), polymyositis (PM), juvenile dermatomyositis, necrotizing myositis, and inclusion body myositis. Practical in nature, it presents IIM concepts in a straightforward fashion, with high- quality figures, algorithms, and flowcharts supplementing each of the expertly authored chapters. The book begins with an introduction to myositis, providing an overview of the myositis basics and what type of patient is affected. Subsequent chapters are organized by the sequence in which a physician often manages myositis, from initial presentation and workup, to diagnosis, treatment, and