Colles fracture

Bone deformity

Right distal radius comminuted intra-articular fracture with lunatum fossa separation.

Avulsion fracture of the ulnar styloid

Round hyperdensity

Ulnar styloid avulsion.

Intra-articular step

Intra-articular step-off of about 2-3 mm.

Dorsal tilt

Radius dorsal tilt of about 30° (follow the steps from 1 to 4 to draw the reference lines). The normal value is around 11° volar.

Ulnar variance

Loss of the distal radius length with a slightly positive ulnar variance of 2 mm.

Radial tilt

Depressed radial tilt of about 9° (normal around 23°).