Presentation
Knee swelling and pain for two weeks. No direct injury.
Patient Data
Age: 60 years
Gender: Male
From the case:
Prepatellar bursitis



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Swelling of the prepatellar soft tissue, moderate degenerative changes. Note sclerotic, circumscribed periosteal reaction along the lateral edge of the tibial metaphysis (follow-up recommended).
From the case:
Prepatellar bursitis
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A small amount of fluid in the prepatellar bursa with hypervascularised synovium was demonstrated by Doppler flow. A minimal amount of suprapatellar-free fluid.
Case Discussion
Subsequently, a small amount of bloody synovial fluid was aspirated from the prepatellar bursa.