Central osteosclerosis, healed right rib fractures, and advanced erosions of left humeral head shown1e. Marked joint space narrowing with irregular erosion of medial tibial plateau led to joint replacement. Lateral operative view confirms needle placement in region of pseudotumor. CT at same time at C5 level shows cystic erosions in vertebral body and lateral mass much better than plain film. Note metallic artifact anteriorly at C5-6 level related to previous surgery.
Hands demonstrate cortical tunneling, juxtarticular erosions, and carpal cysts.