UCSD Musculoskeletal Radiology


MSK Classifications


Monteggia fx-dislocation

4 types.

Bado I- proximal ulnar fx, with volar angulation at the fx site and volar dislocation of the prox radius. --60%.

Bado II post angulation of the ulnar fx .

Bado III lateral or anterolateral dislocation of radial head and ulnar fx.

Bado IV - anterior dislocation of radial head, fx of proximal third of radius, ulnar fx.