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Patella alta with Hoffa's fat pad impingement

Case contributed by Roberto Schubert
Diagnosis certain

Presentation

Anterior knee pain persisting for years.

Patient Data

Age: 40
Gender: Male

High-riding dysplastic patella (patella to patellar tendon length = 1:1.6) with obvious signs of chondromalacia. Dysplastic medial trochlea with mal-alignment of the patella. Sub-synovial swelling and edema between the lateral femoral condyle and the lateral patellar ligament at the apex patellae.

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