Trapezium fracture

Revision as of 12:11, 18 November 2014 by Rossdonaldson1 (talk | contribs)

Background

  • Occurs via direct blow to thumb or dorsiflexion and radial deviation force
  • Major complication is nonunion

Clinical Features

  • Painful thumb movement
  • Weak pinch
  • TTP at apex of anatomic snuffbox, base of thenar eminence

Imaging

  • Best seen on 20-degree pronated oblique view

Trapezium fracture

Differential Diagnosis

Carpal fractures

AP view

Management

  • Short arm thumb spica splint
  • Displaced fx >1mm or diastasis >2mm require surgery

See Also

Source

  • Tintinalli