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Journal of Bone and Joint Surgery - British Volume, Vol 91-B, Issue 3,
405-408.
doi: 10.1302/0301-620X.91B3.21940 Copyright © 2009 by British Editorial Society of Bone and Joint Surgery Loosening of the femoral component after unicompartmental knee replacementA. P. Monk, MRCS, Research Fellow1; G. W. Keys, FRCS, Ed(Orth), Consultant Orthopaedic Surgeon2; and D. W. Murray, FRCS(Orth), Consultant Orthopaedic Surgeon and Professor of Orthopaedic Surgery1
1 Nuffield Orthopaedic Centre, Headington, Oxford OX3 7LD, UK. Correspondence should be sent to Mr A. P. Monk; e-mail: Barbara.marks{at}ndos.ox.ac.uk
We describe a technique for the diagnosis of loosening of the femoral component of the Oxford Unicompartmental Knee Replacement using accurately aligned lateral radiographs in extension and flexion. If gaps are present between the component and cement on one radiograph and not on the other, the component is loose.
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