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6 Cards in this Set

  • Front
  • Back
- Most common benign bone tumor
- Bony growth covered by a cap of cartilage
- Men, <25yo
- Most commonly originates from long metaphysis, mushroom-shaped
- Malignant transformation to chondrosarcoma is rare
Osteochondroma (exostosis)
- Benign cartilaginous neoplasm
- Found in medullary cavity of bone
- Usually hands and feet
- Benign but locally agressive bone tumor
- Proliferation of osteoclast-type multinucleated giant cells
- Soap bubble appearance on x-ray
Giant Cell Tumor
- Most common primary malignant bone tumor
- Men, 10-20yo
- Most commonly found in metaphysis of long bones
- Characteristics: pain, increase in AlkPhos, Codman Triangle (elevation of periosteum) on xray
- Predisposing factors: Paget's dz of bone, bone infarcts, radiation, retinal blastoma
- Malignant cartilaginous tumor of bone
- Men, 30-60yo
- Small blue cell malignant tumor
- Boys, <15yo
- Extremely malignant, early metastases
- Responds to chemotherapy
- 11;22 chromosomal translocation
Ewing sarcoma