PMC6551467_01
Left Knee AP Radiograph.
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Radiographs of the left knee (Figs. 1 & 2 ) revealed an intra-articular dislocation of the patella with possible impaction into the distal femur.
Left Knee CT (Sagittal).
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A CT of the left knee was obtained following this attempt, which confirmed impaction of the patella into the distal femur (Fig. 3).
Left Knee MRI (T2).
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A pre-operative MRI of the left knee confirmed an intact quadriceps tendon (Fig. 4).
Left Knee AP Radiograph (Post Reduction).
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Post reduction radiographs were obtained to confirm this (Figs. 5 & 6 ).