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Questions and Answers
Where do primary osteosarcomas typically occur in the appendicular skeleton?
Where do primary osteosarcomas typically occur in the appendicular skeleton?
- In the metadiaphysis of long bones (correct)
- In the diaphysis of long bones
- In the metaphysis of short bones
- In the epiphysis of long bones
Which bone location is a common site for secondary osteosarcomas?
Which bone location is a common site for secondary osteosarcomas?
- Pelvis (correct)
- Radius
- Patella
- Clavicle
What is the distribution of intramedullary/central osteosarcomas?
What is the distribution of intramedullary/central osteosarcomas?
- ~80% (correct)
- ~10%
- ~50%
- ~30%
Which of the following is a rare type of osteosarcoma according to the text?
Which of the following is a rare type of osteosarcoma according to the text?
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What are skip metastases associated with in high-grade osteosarcomas?
What are skip metastases associated with in high-grade osteosarcomas?
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What is the most common subtype of primary osteosarcoma discussed in the article?
What is the most common subtype of primary osteosarcoma discussed in the article?
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What is a characteristic macroscopic appearance of osteosarcomas?
What is a characteristic macroscopic appearance of osteosarcomas?
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Which marker may be elevated in serum with advanced osteosarcoma?
Which marker may be elevated in serum with advanced osteosarcoma?
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What is a common site of origin within the bone for primary osteosarcomas?
What is a common site of origin within the bone for primary osteosarcomas?
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What is a key feature of the microscopic appearance of high-grade conventional osteosarcomas?
What is a key feature of the microscopic appearance of high-grade conventional osteosarcomas?
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