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Thumb ulnar collateral and radial collateral ligament injuries
Nicole S Schroeder1, Charles A Goldfarb2
1Department of Orthopaedic Surgery, University of California San Francisco, 2550 23rd Street, Building 9, 2nd Floor, San Francisco, CA 94110, USA.
Injuries to the thumb
Area of Science:
- Orthopedic Surgery
- Sports Medicine
- Hand Surgery
Background:
- Thumb metacarpophalangeal collateral ligament injuries are common in athletes.
- Ligament integrity is crucial for thumb stability, pinch strength, and pain-free movement.
- These injuries impact athletic performance and hand function.
Purpose of the Study:
- To review the classification and management of thumb collateral ligament injuries.
- To highlight the importance of joint stability in athletes.
- To discuss outcomes of surgical repair for acute tears.
Main Methods:
- Review of literature on thumb ulnar and radial collateral ligament injuries.
- Classification based on clinical joint instability.
- Discussion of surgical repair techniques and outcomes.
Main Results:
- Acute ulnar collateral ligament rupture (skier's thumb) results from radial deviation force.
- Ulnar-directed force injures the radial collateral ligament.
- Clinical assessment of instability guides treatment decisions.
Conclusions:
- Prompt surgical repair of acute, complete collateral ligament tears leads to favorable outcomes.
- Successful treatment allows athletes to return to their sport.
- Understanding injury mechanisms and classification is key for effective management.
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