PMC5366957_01
Plain films of knee prior to excision of lesion (AP and lateral, right knee).
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Plain films and CT imaging of the right knee demonstrated advanced degenerative changes with intraarticular loose bodies (Fig. 1).
MRI of knee prior to excision of lesion (coronal and sagittal sections, right knee).
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It filled the fat pad almost completely with subsequent tenting of the patellar tendon (Fig. 2).
Macroscopic appearance of lesion on excision.
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His postoperative course was uncomplicated and he made a rapid recovery (Fig. 3).
Microscopic appearance on histopathological analysis.
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At his six week review his knee was pain free and no further episodes of locking or instability were reported (Fig. 4).