Definition of Myositis
Myositis: Inflammation of muscle tissue. There are many causes of myositis, including injury, medications, and diseases, such as dermatomyositis. Myositis may require no treatment, stopping medications, or treatment of an underlying disease, if present.
Last Editorial Review: 5/13/2016
Back to MedTerms online medical dictionary A-Z List
Need help identifying pills and medications?