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. 2011 Nov 30;23(4):185–196. doi: 10.5792/ksrr.2011.23.4.185

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Copyright © 2011. Korean Knee Society

This is an open access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Fig. 3 — MRI findings before and after autologous chondrocyte implantation (ACI). (A) Coronal proton density image showing the focal chondral defect with thinning of the cartilage. (B) Coronal proton density image showing the slightly hyperintense repaired tissue at 26 months after ACI. (C) Sagittal T2 fast spin echo (FSE) image showing the thinning of the cartilage and irregular elevation of the subchondral bone plate. (D) Sagittal T2 FSE image showing the hypertrophied regenerated cartilage tissue with focal hyperintense area at 26 months after ACI.