Prevalence of naturally occurring cartilage defects in the ovine knee

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Prevalence of naturally occurring cartilage defects in the ovine knee J.-M. Vandeweerd, F. Hontoir, N. Kirschvink, P. Clegg, J.-F. Nisolle, N. Antoine, P. Gustin Osteoarthritis and Cartilage Volume 21, Issue 8, Pages 1125-1131 (August 2013) DOI: 10.1016/j.joca.2013.05.006 Copyright © 2013 Osteoarthritis Research Society International Terms and Conditions

Fig. 1 Anatomic subregions assessed for AC abnormalities. (A) Cranial, middle and caudal thirds of the articular surface of the medial and lateral femoral condyles (FCM1, FCM2, FCM3, FCL1, FCL2, FCL3); (B) proximal, middle and distal thirds of the articular surface of the medial ridge, groove and lateral ridge of the trochlea of the femur (TM1, TM2, TM3, G1, G2, G3, TL1, TL2, TL3); (C) proximal, middle and distal thirds of the articular surface of the patella (P1, P2, P3); (D) cranial, middle and caudal thirds of the articular surface of the medial and lateral tibial condyles, where each middle third was divided into axial and abaxial aspects (TCM1, TCM2Ax, TCM2Ab, TCM3, TCL1, TCL2Ax, TCL2Ab, TCL3). Osteoarthritis and Cartilage 2013 21, 1125-1131DOI: (10.1016/j.joca.2013.05.006) Copyright © 2013 Osteoarthritis Research Society International Terms and Conditions

Fig. 2 Examples of score 0 (yellow arrow), 1 (red arrow) and 2 (black arrow) defects. Osteoarthritis and Cartilage 2013 21, 1125-1131DOI: (10.1016/j.joca.2013.05.006) Copyright © 2013 Osteoarthritis Research Society International Terms and Conditions