Score: Bado classification

Use: Monteggia fractures

Type I

Anteriorly angulated fracture of the ulna associated with an anterior dislocation of the radial head

Type II

Posteriorly angulated fracture of the ulnar diaphysis associated with a posterior dislocation of the radial head

Type III

Fracture of the ulnar metaphysis associated with a lateral or anterolateral dislocation of the radial head

Type IV

Fracture of the proximal third of the radius and ulna at the same level associated with an anterior dislocation of the radial head

Definitions

  • Monteggia fracture: a fracture of the proximal third of the ulna associated with an anterior dislocation of the radial head
  • Monteggia lesion: an ulnar fracture associated with an injury to the superior radioulnar joint
  • Reference

    Classification and Diagnosis in Orthopaedic Trauma. Editors: Rahij Anwar, Kenneth W. R. Tuson, Shah Alam Khan. Cambridge University Press, 2008