case_images: PMC5857369_01
case_images: Computed tomography (CT) thorax showing the sternoclavicular mass as indicated by the two arrows.
case_images: jmmcr-5-5114-g001.jpg
case_images: PMC5857369_01_jmmcr-5-5114-g001.jpg
case_images: F1
case_images: A 50-year-old Caucasian female presented initially with a spontaneously occurring, non-tender, right anterior chest wall soft tissue cystic-like mass in late 2014 (Fig. 1).
case_images: X-ray of the left elbow joint shows osteomyelitis and destruction of the joint as indicated by the arrow.
case_images: jmmcr-5-5114-g002.jpg
case_images: PMC5857369_01_jmmcr-5-5114-g002.jpg
case_images: F2
case_images: A month after developing the right anterior chest wall mass, she developed a non-tender swelling in her left elbow which got progressively larger and uncomfortable (Fig. 2).