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Exam questionKROK 2Medicine ยท 2018

A 6-year-old girl arrived to the in-patient unit with complaints of enlargement of the lower third of her right thigh. According to the case history, she has been stepping carefully on her right leg and limping for 6 months. Blood test detected anemia. X-ray of the right thigh shows a round bone defect with clear margins resembling melting sugar in the distal metaphysis. What provisional diagnosis can be made in this case?

Answer options

  1. Tuberculous osteitis of the distal femoral metaphysis on the right
  2. Acute hematogenous osteomyelitis of the distal femoral metaphysis on the right
  3. Osteogenic sarcoma of the right femur
  4. Rheumatoid arthritis of the right knee joint
  5. Giant cell tumor of the right femur
Correct answer

Osteogenic sarcoma of the right femur

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