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