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