Quadriceps fat pad impingement syndrome

Case contributed by Ammar Haouimi
Diagnosis almost certain


Anterior knee pain. No history of trauma.

Patient Data

Age: 35 years
Gender: Male

The quadriceps fat pad is enlarged of high signal on PD fat sat and T2 with mass effect on the adjacent suprapatellar recess and quadriceps tendon. Mild joint effusion is noted.

Normal appearance of the menisci and cruciate/collateral ligaments.

Case Discussion

The MRI features and the clinical presentation are suggestive of quadriceps fat pad impingement syndrome.

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