Benign osteoblastoma of the spine.
D001859:Bone Neoplasms; D006801:Humans; D009369:Neoplasms; D018215:Osteoblastoma; D012516:Osteosarcoma; D012509:Sarcoma; D013125:Spinal Neoplasms
SARCOMA, OSTEOGENIC; SPINAL NEOPLASMS