In summary, meniscus extrusion may occur with symptomatic knee arthritis, especially when radiographs show advanced joint space narrowing. Extrusion may be treated differently than arthritis alone, especially in the young or middle-aged patient who is not yet a candidate for arthroplasty.
Dr. Toth is director of the Women’s Sports Medicine Program and assistant professor of orthopaedic surgery at Duke University Medical Center in Durham, N.C.
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