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Review Question - QID 7554

Periosteal Osteosarcoma QID: 7554 (SAE11PA.68)
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QID 7554 (Type "7554" in App Search)
A 10-year-old boy has a 5-month history of pain in the left thigh and knee that has increased in severity such that he is currently unable to walk secondary to pain. He has a large fusiform swelling about the distal femur. A radiograph of both knees is shown in Figure 68a, and MRI scans are shown in Figures 68b through 68d. After complete staging, a biopsy is performed and a specimen is shown in Figure 68e. What is the most likely diagnosis?
  • A
  • B
  • C
  • D
  • E
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  • A
  • B
  • C
  • D
  • E