Imaging of refractory chronic recurrent multifocal osteomyelitis succesfully treated with etanercept and methotrexate.

Chronic recurrent multifocal osteomyelitis (CRMO) is a rare form of chronic nonbacterial osteomyelitis of unknown etiology and, to date, there is no uniformly effective treatment for this disease. Role of magnetic resonance imaging (MRI) to detect lesions in CRMO has increased last years.