(SBQ04PE.60)
A 3-year-old male presents with inability to bear weight on his right leg for the past 3 days. They deny any known injury at that time. Examination reveals full motion of the right hip, knee, and ankle. He has tenderness to palpation over the anterior tibia with minimal swelling. No erythema is appreciated. His temperature is 99.6°F. He has no leukocytosis and CRP and ESR are normal. Radiographs of the right leg are seen in Figure A. What is the most likely diagnosis?l
QID:
2245