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- Title
Functional and patient-reported outcomes of the Swanson metacarpo-phalangeal arthroplasty in the rheumatoid hand.
- Authors
Elherik, Firas; Dolan, Sean; Antrum, John; Unglaub, Frank; Howie, Colin; Breusch, Steffen; Elherik, Firas K; Howie, Colin R; Breusch, Steffen J
- Abstract
<bold>Introduction: </bold>Replacement of the metacarpo-phalangeal joints (MCPJ) with silastic Swanson's implants can help decrease pain, stiffness and allow for improved function in rheumatoid arthritis (RA). There is a lack of patient reported outcome measure (PROM) studies assessing the efficacy of this procedure in RA. The aim of this study was to report any change in function, pain, stiffness and satisfaction following the Swanson MCPJ replacement using patient reported outcomes in a rheumatoid population.<bold>Methods: </bold>The combined results of 64 RA patients (71 hands) with 284 Swanson MCPJ arthroplasties (mean follow-up: 75.85 months) were assessed using the validated M-SACRAH questionnaire and a separate satisfaction questionnaire. Radiographic evaluation was performed to insure correct alignment of the hinged prosthesis postoperatively. No attempt was made to identify other predictors, radiologically or clinically. Data analysed in the study was interpreted in the context of the number of hands and survivorship was defined as implant fracture, loosening or revision.<bold>Results: </bold>The mean total functional outcome score improved by 46.2% and the total pain outcome improved by 60.2%. The total stiffness outcome improved by 56.9% postoperatively and the results obtained from the satisfaction questions revealed that 73.2% of patients would retrospectively elect to have the procedure again. We report two postoperative complications in this group of superficial wound infections. Radiographically, all MCPJs showed improved alignment, however five patients reported worsening pain, four patients reported increased stiffness and four reported reduced function postoperatively. There was one re-operation of a 5th MCPJ Swanson's, which did not require implant exchange and one implant was revised. Implant survivorship was 98.6%.<bold>Conclusions: </bold>Patient satisfaction and functional surrogate markers were overall favourable. Our results support the continued use of Swanson silastic arthoplasty in advanced RA.
- Subjects
METACARPOPHALANGEAL joint; FINGER joint surgery; RHEUMATOID arthritis; PROSTHETICS; PATIENT satisfaction; RHEUMATOID arthritis diagnosis; FINGER surgery; ARTIFICIAL joints; CONTRACTURE (Pathology); CONVALESCENCE; FINGERS; BONE fractures; POSTOPERATIVE pain; RADIOGRAPHY; REOPERATION; RETROSPECTIVE studies; SURGICAL complications; DIAGNOSIS; EQUIPMENT &; supplies
- Publication
Archives of Orthopaedic & Trauma Surgery, 2017, Vol 137, Issue 5, p725
- ISSN
0936-8051
- Publication type
journal article
- DOI
10.1007/s00402-017-2675-1