Anterior suprapatellar fat pad impingement syndrome

Case contributed by Utkarsh Kabra
Diagnosis almost certain

Presentation

Anterior knee pain

Patient Data

Age: 40 years
Gender: Male

Edema and hyperintensity is seen in anterior suprapatellar fat pad with posterior convexity and associated subtle erosions, marrow edema in adjacent superior pole of patella.
Thickening and hyperintensity of proximal patellar tendon is seen at its attachment at inferior pole of patella suggesting tendinosis.
Linear hyperintensity seen in posterior horn medial meniscus not intersecting with articular margins (Grade 2 signal).

Case Discussion

Findings are consistent with anterior suprapatellar fat pad syndrome. Edema in anterior suprapatellar fat pad is often seen in asymptomatic patients. However, erosions in patella confirm the diagnosis in this case.

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