| Degree of Rotation of the lunate fossa fragment | Fracture of the radial styloid process | Dorsal subluxation of the carpus | Fracture of the ulna | Scapholunate instability | Radio-ulnar dislocation | Others injuries out side the wrist |
Case 1 | 90˚ | Important Displacement | yes | no | no | Yes | no |
Case 2 | 180˚ | Important Displacement | yes | Base of the styloid process | no | yes | no |
Case 3 | 90˚ | Minimal Displacement | yes | no | no | yes | no |
Case 4 | 180˚ | Important Displacement | yes | Distal part of diaphysis | yes | yes | Skull-facial trauma Coma 15 days |
Case 5 | 90˚ | Important Displacement | yes | no | no | Yes | no |
Case 6 | 90˚ | Important Displacement | yes | no | no | yes | Rolondo fracture of the first metacarpal bone |
Case 7 | 90˚ | Important Displacement | yes | Tip of the styloid process | no | yes | no |