McqMate
| Q. |
Which of the following statements about osteosarcoma is true? |
| A. | It rarely occurs in African Americans. |
| B. | The amount of tumor necrosis at resection is an important prognostic factor. |
| C. | The addition of ifosfamide and etoposide to standard VACA-based chemotherapy improves survival for patients with nonmetastatic disease. |
| D. | Radiation therapy is the preferred treatment for local control. |
| Answer» B. The amount of tumor necrosis at resection is an important prognostic factor. | |
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