Anterior suprapatellar fat pad impingement syndrome

Case contributed by Ammar Haouimi
Diagnosis probable


Anterior pain of the left knee.

Patient Data

Age: 35 years
Gender: Male

The quadriceps fat pad is enlarged with edematous infiltration of high signal on PD fat sat, convex posterior margin and mass effect on the adjacent suprapatellar recess.

No significant joint effusion is seen.

Normal appearance of both menisci, collateral and cruciate ligaments.

Case Discussion

Enlarged and edematous anterior suprapatellar fat pad with convex posterior margin is the main MRI findings of the anterior suprapatellar fat pad impingement syndrome.

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