AANA19 Knee Access Pass-The Risk of Extrusion: Insights on Meniscus Tear Patterns from the Osteoarthritis Initiative-Dr. Joshua Everhart, M.D., MPH.

The Risk of Extrusion: Insights on Meniscus Tear Patterns from the Osteoarthritis Initiative-Dr. Joshua Everhart, M.D., MPH.

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Video Summary

In this video, the speaker discusses the findings of a study on meniscal tears and their relationship to accelerated osteoarthritis (OA). The study, utilizing the Osteoarthritis Initiative, followed 2,200 middle-aged patients without significant arthritis over eight to nine years. The study found that both medial and lateral tears were independent predictors of additional joint space narrowing in their respective compartments. Lateral meniscal extrusion, especially in cases of posterior horn tears, was identified as a strong independent risk factor for total knee arthroplasty. The study suggests that horizontal cleavage tear patterns are not benign and that interventions like unloading osteotomy or partial knee arthroplasty may be considered for symptomatic individuals with extruded lateral menisci showing rapid joint space narrowing. The long-term effects of horizontal cleavage repairs remain unclear.

Asset Caption

Concurrent Scientific Session IV: Paper Presentations - Meniscus and Patellofemoral I 5.3.2019

Meta Tag

Concept Meniscus Tear

Concept Meniscal Extrusion

Concept Osteoarthritis Progression

Concept Total Knee Arthroplasty

Concept MRI

Keywords

meniscal tears

accelerated osteoarthritis

Osteoarthritis Initiative

joint space narrowing

total knee arthroplasty

Meniscus Tear

Meniscal Extrusion

Osteoarthritis Progression

Total Knee Arthroplasty

MRI