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Partial excision of scaphoid: is it ever indicated?
1Institut Kaplan, Hand and Upper Extremity Surgery, Barcelona, Spain. garciaelias@infonegocio.com
Hand Clinics
|January 5, 2002
Summary
Partial scaphoidectomy, removing part of the scaphoid bone, can cause carpal instability. However, it offers benefits in specific wrist conditions when other treatments are less effective.
Area of Science:
- Orthopedic Surgery
- Hand Surgery
- Wrist Biomechanics
Background:
- Carpal scaphoid excision, partial or total, typically results in functional deficits, primarily carpal instability.
- Despite functional risks, partial scaphoidectomy is a viable option in select clinical scenarios.
Purpose of the Study:
- To discuss the pathomechanics and clinical outcomes of specific partial scaphoidectomy techniques.
- To highlight indications where partial scaphoidectomy is advantageous over alternative treatments.
Main Methods:
- Review of pathomechanics associated with partial scaphoidectomy.
- Analysis of clinical results for various partial scaphoidectomy indications.
Main Results:
- Partial scaphoidectomy is indicated for specific proximal pole fractures without scapholunate ligament injury.
- Distal fragment excision for nonunited, arthritic distal-third scaphoid fractures is discussed.
- Resection-arthroplasty for isolated scaphotrapezial (STT) osteoarthritis and distal scaphoid excision for midcarpal function post-radioscapholunate fusion are evaluated.
Conclusions:
- Partial scaphoidectomy can be a beneficial surgical option in carefully selected wrist conditions.
- Understanding the pathomechanics and clinical outcomes is crucial for successful application of these techniques.