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11 Cards in this Set
- Front
- Back
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Conventional Osteosarcoma
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72% of cases.
Of these, 75% are central sclerotic and 25% are lytic |
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Parosteal Osteosarcoma
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4% of cases
Distal Femur Metaphysis Poor outcome |
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Periosteal Osteosarcoma
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1% of cases
PAINFUL, with pain progression Insidious onset |
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Multifocal Osteosarcoma
(osteosarcomatosis) |
1% of cases
VERY painful <10yoa |
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Osteosarcoma of the jaw
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6% of cases
30-40yoa |
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Poast radiation Osteosarcoma
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4% of cases
Radiopaque Codman's Triangle |
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Osteosarcoma in Paget Disease
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3% of cases
Motheaten/Permeative |
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Osteosarcoma degeneration from benign condition
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1% of cases
Spiculated ex: fibrous dysplasia becomes Os. |
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Telangiectactic Osteosarcoma
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3% of cases
Periosteal rxn |
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Dedifferentiated Osteoscarcoma
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3% of cases
Big tube bones affected 58% occur at the knee |
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Extraskeletal Osteosarcoma
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<1% of cases
Can lead to cannonball mets |
