Benign osteoblastoma.
D001859:Bone Neoplasms; D003937:Diagnosis, Differential; D006801:Humans; D018215:Osteoblastoma; D010016:Osteoma; D010017:Osteoma, Osteoid / Q000175:diagnosis*; D012516:Osteosarcoma / Q000175:diagnosis*; D012509:Sarcoma
BONES/neoplasms; OSTEOMA, OSTEOID/differential diagnosis; SARCOMA, OSTEOGENIC/differential diagnosis