PMC6131294_01
Lateral radiograph at presentation showing inferior pole fragment.
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His X-ray radiographs revealed an inferior pole fragment that was minimally displaced with clear sclerotic margins indicating a chronic underlying process (Figure 1).
Sagittal MRI depicting distal pole fragmentation and edema.
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To rule out sleeve fracture, magnetic resonant imaging (MRI) was done and showed edema and joint effusion (Figure 2).
Four-week follow-up lateral radiograph showing complete ossification of the
distal patella. Note asymptomatic radiographic feature of Osgood-Schlatter
disease.
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Four weeks after the injury, his radiographs showed complete osseous bridging and incorporation of the fragment (Figure 3).