Chondromalacia patellae

Case contributed by Dr Mostafa Mahmoud El Feky

Presentation

Anterior right knee pain

Patient Data

Age: 20
Gender: Male

MRI right knee

Modality: MRI

Focal defect is noted at the patellar articular cartilage with minimal subchondral edematous bone changes (grade III chondromalacia patellae according to the modified Outerbridge grading system).

Mild knee joint effusion is also noted.  

 

Case Discussion

Chondromalacia patella is focal degeneration of the articular patellar cartilage. It may be spontaneous or secondary to primary incidents like trauma. It is more common in females in young adult age group. The usual presentation is anterior knee pain. MRI is the modality of choice for diagnosis and grading. According to modified Outerbridge grading system, these features represent grade III chondromalacia patella.

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Case Information

rID: 52322
Case created: 2nd Apr 2017
Last edited: 10th Apr 2017
Inclusion in quiz mode: Included

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