1. How is the collateral ligament of the finger injured?
2. How is the volar plate injured?
3. How is the ulnar collateral ligament injured (Gamekeepers thumb, Skier's thumb)?
4. What is the treatment of ligamentous injury of the fingers?
Answers:
1. Valgus or varus stress of extended finger.
2. Hyperextension with dorsal dislocation.
3. Valgus stress of thumb at MCP jt.
4. Conservative treatment involves reduction, buddy splinting for 2wks and thumb spica splint for 3-6wks for MCP injury. Surgery for complex lesions.
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