title: Parosteal osteogenic sarcoma of bone with coexistent low- and high-grade sarcomatous components.
abstract: We report a case of parosteal osteogenic sarcoma with unusual histologic features; the intramedullary component is high-grade fibrosarcomatous osteogenic sarcoma, while the peripheral juxtacortical component is low-grade osteoblastic osteogenic sarcoma.
authors.affiliation: Department of Pathology, Memorial Sloan-Kettering Cancer Center, New York, NY 10021.
authors.forename: S O
authors.initials: SO
authors.lastname: Pintado
authors.forename: J
authors.initials: J
authors.lastname: Lane
authors.forename: A G
authors.initials: AG
authors.lastname: Huvos
mesh_terms: D000293:Adolescent; D001859:Bone Neoplasms / Q000473:pathology*; D005269:Femur / Q000473:pathology; D006801:Humans; D009682:Magnetic Resonance Spectroscopy; D008297:Male; D012516:Osteosarcoma / Q000473:pathology*; D012509:Sarcoma / Q000473:pathology*