Chronic Recurrent Multifocal Osteomyelitis Etiology: noninfectious, multifocal osteomyelitisImaging: most common locations – metaphyses of long bones, unique involvement to mandible / medial 1/3rd of clavicle / spineClinical: most common disease to affect medial 1/3rd of clavicle Cases of Chronic Recurrent Multifocal Osteomyelitis