Quadriceps fat pad impingment syndrome

Quadriceps (anterior suprapatellar) fat pad impingement syndrome is a rare cause of anterior knee pain although quadriceps fat pad edema may often, and possibly more commonly, be incidental 1,2

Radiographics features

MRI

The quadriceps fat pad is enlarged with mass effect on the adjacent suprapatellar recess and quadriceps tendon 1-3.  

Signal characteristics
  • T1: low signal
  • T2: high signal
  • T1C+: enhancement
Knee pathology

The knee is a complex synovial joint that can be affected by a range of pathologies:

Article information

rID: 77665
Section: Syndromes
Synonyms or Alternate Spellings:
  • Quadriceps fat pad impingement
  • Quadriceps fat pad oedema
  • Anterior suprapatellar fat pad impingement syndrome
  • Quadriceps (anterior suprapatellar) fat pad impingement syndrome

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Cases and figures

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  • Case 4
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