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Metacarpal Base Fracture (thumb only)

These can be intra or extra-articular.

Classification

Fractures can be classified into being intra-articular or extra-articular:

  • Type 1 - intra-articular fracture (Bennett's fracture-dislocation)
  • Type 2 - intra-articular fracture (Rolando fracture - T or Y fracture)
  • Type 3A -  extra-articular
  • Type 3B - extra-articular
  • Type 4 - extra-articular.

Mechanism of Injury / History

Fractures usually arise as a result of a fall or sporting injury in which the thumb is suddenly extended.



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Junior Orthoteers
Basic Sciences
Hand & Wrist
Barton's Fracture
Colles' Fracture
Galeazzi Fracture-dislocation
Metacarpal Base Fracture (thumb onl...
Metacarpal Base Fractures (except f...
Metacarpal Neck Fractures
Metacarpal Shaft Fractures
Phalanx Fractures (distal)
Phalanx Fractures (proximal and mid...
Scaphoid Fractures
Smiths Fracture
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