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Chondromalacia with premature osteoarthritis

Case contributed by Ahmed Abdrabou
Diagnosis almost certain

Presentation

Knee pain and limitation of movement after recurrent trauma. Patient is atheletic. The patient had previous arthroscopy for meniscal tear.

Patient Data

Age: 25 years
Gender: Male

Complete ACL tear with buckled yet intact PCL. The PHMM is degenerated with evidence of previous arthroscopic repair. There is focal cartilage loss at the medial femoral condyle with underlying reactive bony changes. Moreover there is premature osteoarthritic changes of the medial tibio-femoral articulation.

Case Discussion

Grade IV chondromalacia of the medial femoral condyle with premature osteoarthritis. The previous arthroscopy may be responsible for the cartilage damage.

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