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SURGICAL TREATMENT OF RHIZARTHROSIS: TRAPEZIECTOMY WITH OR WITHOUT LIGAMENTOPLASTY VERSUS TOTAL PROSTHESIS
Claudia Santos1, Manuel Alexandre Pereira1, Luis Fernando Nunes Pires Silva1
1Complementary Clinician in the Orthopedics Service, Hospital Santo António, Porto, Portugal.
Revista Brasileira De Ortopedia
|March 31, 2016
Summary
Implant arthroplasty offers faster recovery for rhizarthrosis than trapeziectomy. However, careful application is needed due to potential implant complications.
Area of Science:
- Hand surgery
- Orthopedic surgery
- Musculoskeletal disorders
Background:
- Rhizarthrosis, a common degenerative condition affecting the thumb's carpometacarpal joint, significantly impacts daily activities.
- Surgical interventions aim to alleviate pain and restore function in advanced rhizarthrosis.
Purpose of the Study:
- To compare the outcomes of trapeziectomy with or without ligamentoplasty versus implant arthroplasty for treating rhizarthrosis.
- To evaluate pain, function, mobility, strength, radiographic results, and complication rates for both surgical techniques.
Main Methods:
- A retrospective review of 52 hands surgically treated for rhizarthrosis between 1995 and 2008.
- Group A: 32 cases of trapeziectomy with or without ligamentoplasty.
- Group B: 20 cases of implant arthroplasty, with mean follow-ups of 72 months (Group A) and 23 months (Group B).
Main Results:
- No significant differences were observed in pain, daily living activities, mobility, or strength between the two groups.
- Implant arthroplasty (Group B) demonstrated better preservation of scaphometacarpal height radiographically.
- Recovery time was significantly shorter with implant arthroplasty (4.5 weeks) compared to trapeziectomy (10 weeks).
Conclusions:
- Implant arthroplasty provides a faster recovery for rhizarthrosis compared to trapeziectomy with or without ligamentoplasty.
- The potential for implant-related complications necessitates careful consideration and application of prostheses in surgical treatment.

