= OSTEOMA OF SOFT PARTS (extremely rare)

Histo: mature lamellar bone with well-defined haversian system; bone marrow, myxoid, vascular, fibrous connective tissue between bone trabeculae; collagenous capsule blending into benign hyaline cartilage

Location: head (usually posterior part of tongue), thigh

• ossified mass

NUC:

• intense tracer accumulation, greater than adjacent bone