Presentation
Medial left knee pain for 5 months. Positive Grinding test.
Patient Data
Age: 65 years
From the case:
Inferiorly displaced flap tear of medial meniscus
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mild joint effusion
horizontal oblique tear of the posterior horn of the medial meniscus
inferomedial displacement of a medial meniscal fragment adjacent to the tibial plateau
full-thickness cartilage loss of the patellar medial aspect
Case Discussion
Inferomedial displacement of a chronic flap tear of the medial meniscus. This tear is probably of degenerative origin since the patient has no trauma history.