Malignant giant cell tumor in the left upper arm soft tissue of an adolescent: A case report

Figure 2 Computed tomography of left shoulder joint reveals a soft tissue mass of the left shoulder. A: Strip-like calcifications in the mass; B: The adjacent bone shows an insect-like zone of destruction; C: Small, rounded solid nodules in the lower lobe of the right lung; D: The adjacent bone shows a needle-like periosteal reaction; E: Invasion of the marrow cavity.