History: Study is of a male weekend football player with chronic pain over the patellar region of right knee when kneeling. Complains of some tenderness but does not affect his ability to run.
Image A: Long axis (LAX) over the right patella with a 12 MHz linear array transducer.
Image B: Long axis(LAX) extended FOV over patellar and tibial insertion of the patellar tendon
What do you think?
1. Suprapatellar bursitis with fluid collection in the medial recess
2. Ruptured patellar tendon with fluid in the suprapatellar recess
3. Prepatellar bursitis with patellar bone spur
4. Patellar tendon rupture with Hoffa fat pad anterior displacement
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