Score: Radius and ulna
Use: Diaphyseal fractures
Group A
A1: simple fracture of the ulna, radius intact
A2: simple fracture of the radius, ulna intact
A3: simple fracture of both bones
Group B
B1: Wedge fracture of the ulna, radius intact
B2: Wedge fracture of the radius, ulna intact
B3: Wedge fracture of one bone, simple or wedge fracture of the other
Group C
C1: complex fracture of the ulna
C2: complex fracture of the radius
C3: complex fracture of both bonesReference
Classification and Diagnosis in Orthopaedic Trauma. Editors: Rahij Anwar, Kenneth W. R. Tuson, Shah Alam Khan. Cambridge University Press, 2008