Myositis is an inflammation or swelling of the muscles. It is most often caused by injury, infection, medicines, or an autoimmune disorder.
Dermatomyositis and polymyositis are related topics.
Greenberg SA. Inflammatory myopathies. In: Goldman L, Schafer AI, eds. Goldman-Cecil Medicine. 25th ed. Philadelphia, PA: Elsevier Saunders; 2016:chap 269.
Taber's Medical Dictionary Online. Myositis. www.tabers.com/tabersonline/view/Tabers-Dictionary/729759/all/myositis. Accessed June 11, 2017.
- Last reviewed on 5/14/2017
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