Delayed Surgical Treatment of Pediatric and Adolescent Medial Meniscus Posterior Root Tears Is Associated With Increased Odds of Medial Tibiofemoral Compartment Cartilage Injury: A Multicenter Study

Jay Moran, Jason Z. Amaral, Eduardo Ortiz, Anthony G. Farhat, Ruth H. Jones, Katherine D. Groff, Luke V. Tollefson, Christopher M. LaPrade, Lee D. Katz, Elizabeth Gardner, Jim Hsu, Corinna Franklin, Christina R. Allen, Andrew E. Jimenez, Michael J. Medvecky, Timothy E. Hewett, Jorge Chahla, Scott D. McKay, Peter D. Fabricant, Robert F. LaPradeon behalf of the REPAIR Multicenter Study Group

The American Journal of Sports Medicine

Published online on May 16, 2026

Abstract

The American Journal of Sports Medicine, Ahead of Print.
Background:Medial meniscus posterior root tears (MMPRTs) have been associated with rapidly progressive cartilage degeneration when left untreated in adults. However, their clinical presentation, tear morphology, and associated cartilage pathology remain ...