Pyogenic myositis of the iliopsoas muscle may occur as a primary clinical entity of an idiopathic nature, or more commonly secondarily to an adjacent disease process. We report 2 cases of idiopathic pyogenic infection caused by Staphylococcus aureus. This disease entity is rare in temperate climates. CT combined with clinical and biochemical information enabled the correct diagnosis, and appropriate treatment could thus be started.
Abscess Adolescent