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Abstract #1659

Quantitative Change in Cartilage Thickness in the Femoropatellatar Joint After Acute Anterior Cruciate Ligament Tear Long Term Follow-Up

Sebastian Cotofana1, 2, Wolfgang Wirth1, 2, Felix Eckstein1, 2, Martin Hudelmaier1, 2, Stefan Lohmander3, Richard B. Frobell3

1Institute of Anatomy and Musculoskeletal Research, Paracelsus Medical University, Salzburg, Austria; 2Chondrometrics GmbH, Ainring, Bavaria, Germany; 3Dept Orthopaedics, Clinical Sciences Lund, Lund University, Lund, SE, Sweden

The results of our tsudy show that cartilage loss in the femoral trochlea (but not in the patellar cartilage) appears to be a temporary event that occurs within a time window of 1-2 years after ACL injury, but does not seem to continue during a 5-year observational interval.

Keywords

active acute adults aimed alteration although anatomy anterior appears assessed blinded blinding bone cartilage chronic clinical coil compartment completed conditions conference continue contrast control delayed dept detected determine disease early either elderly established event exploratory explore femoral findings hence incident included independent initial injury institute interfaces interval intervals investigated joint knee ligament likely long longer loss magnet magnitude manual martin medial medical needed observational occurs option osteoarthritis participants patella period plate plus populations potent prevalent previously quantitative randomized recent recognized reconstruction reduction rehabilitation related reported represents resolution response risk sciences seem segmentation significantly slice source spacing standardized studies symptoms table tailed tear temporary term thickening thinning tibial trauma treatment trial undergo uninjured unknown upper validated weeks whether window year years young zero