Grade 3 Tear, Medial Meniscus

Unknown Musculoskeletal Case 3

Presentation

46 y/o with medial knee joint pain

Image Findings

A linear area of increases signal is noted in the posterior horn of the medial meniscus, extending to the articular surface of the meniscus, in keeping with a grade 3 tear.

Discussion

Grade 1 tears appear as foci of increased signal in the meniscus. Grade 2 tears show linear signal that does not extend to the surface of the meniscus. Grade 3 tears extend to the surface meniscus and Grade 4 tears are complex tears of the meniscus.

Additional Meniscal Tear Cases

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Last modified March 27, 1995