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Journal of Bone and Joint Surgery - British Volume, Vol 88-B, Issue 5,
614-619.
doi: 10.1302/0301-620X.88B5.17306 Copyright © 2006 by British Editorial Society of Bone and Joint Surgery Outcome of osteochondral autograft transplantation for type-V cystic osteochondral lesions of the talusP. E. Scranton, Jr, MD, Orthopaedic Surgeon1; C. C. Frey, MD, Orthopaedic Surgeon2; and K. S. Feder, MD, Orthopaedic Surgeon2
1 Orthopaedics International Ltd, 12333 NE 130th Lane, Suite 400, Kirkland, WA 98034, USA. Correspondence should be sent to Dr P. E. Scranton at 12333 NE 130th Lane, Suite 400, Kirkland,Washington 98034, USA; e-mail: piercescranton{at}hotmail.com
The treatment of osteochondral lesions of the talus has evolved with the development of improved imaging and arthroscopic techniques. However, the outcome of treatment for large cystic type-V lesions is poor, using conventional grafting, debridement or microfracture techniques. This retrospective study examined the outcomes of 50 patients with a cystic talar defect who were treated with arthroscopically harvested, cored osteochondral graft taken from the ipsilateral knee. Of the 50 patients, 45 (90%) had a mean good to excellent score of 80.3 (52 to 90) in the Karlsson-Peterson Ankle Score, at a mean follow-up of 36 months (24 to 83). A malleolar osteotomy for exposure was needed in 26 patients and there were no malleolar mal- or nonunions. One patient had symptoms at the donor site three months after surgery; these resolved after arthroscopic release of scar tissue. This technique is demanding with or without a malleolar osteotomy, but if properly performed has a high likelihood of success.
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