Monostotic chronic nonbacterial osteomyelitis/chronic recurrent multifocal osteomyelitis of clavicle mimicking malignant bone tumor: A case report and review of literature

Figure 1 Axial computed tomography and coronal computed tomography chest. A: Axial computed tomography (CT) chest shows a lytic lesion (asterisk, 4 cm × 2 cm) that affects the medial aspect of the left clavicle with cortical diaphyseal expansion (thick arrow) reaching the inner surface of the sternoclavicular joint; B: Coronal CT chest shows perilesional cortical thinning (asterisk) with focal cortical disruption (slim arrow) and mild periosteal reaction.