Capitate fracture

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Background

  • Isolated capitate fractures are rare (scaphoid is most common associated fracture)
  • Occurs via forceful dorsiflexion of hand (FOOSH injury) with impact on radial side
  • Proximal fracture fragment at risk for avascular necrosis

Clinical Features

  • Diffuse swelling and tenderness over capitate (just proximal to 3rd metacarpal)

Differential Diagnosis

Carpal fractures

Evaluation

Capitate fracture

Management

  • Isolated capitate fracture requires forearm volar splint immobilization and early ortho referral
  • Capitate fracture associated with scaphoid fracture or dislocations requires surgical treatment

Disposition

  • Generally may be dishcarged

See Also

References