First metacarpal osteotomy for trapeziometacarpal osteoarthritisJ. L. Hobby, FRCS, Specialist Registrar in Orthopaedic Surgery1; H. A. Lyall, FRCS Orth, Consultant Orthopaedic and Hand Surgeon2; and B. F. Meggitt, FRCS, Consultant Orthopaedic Surgeon1
1 Department of Orthopaedic Surgery, Addenbrookes Hospital, Hills Road, Cambridge CB2 2QQ, UK. Correspondence should be sent to Mr J. L. Hobby at 5 Beckett Close, Westley, Bury St Edmunds, Suffolk IP33 3RA, UK. We report a long-term follow-up of abduction-extension osteotomy of the first metacarpal, performed for painful trapeziometacarpal osteoarthritis. Of a consecutive series of 50 operations, 41 thumbs (82%) were reviewed at a mean follow-up of 6.8 years. Good or excellent pain relief was achieved in 80%, and 93% considered that surgery had improved hand function, while 82% had normal grip and pinch strength, with restoration of thumb abduction. Metacarpal osteotomy was equally successful in relieving symptoms of those with early (grade 2) and moderate (grade 3) degenerative changes. This simple procedure provides lasting pain relief, corrects adduction contracture and restores grip and pinch strength, giving good results with few complications.
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