Table 3.

Larsen Score [24].

Normal values:

Carpal height ratio (CHR): 0.54±0.03

Ulnar translation index (UTI): 0.28±0.03

Radio Lunate Angle RLA: average = -5°; RLA < +15° means DISI; RLA > -20° means VISI,

Carpal Translation Index (CTI): 0.30±0.03 ,

Scapho Lunate Angle (SLA): 46 ±15°

Capito Lunate Angle (CLA): 0±15°

Scapho Capitate Angle: SCA+SLA=CLA

Carpal stretch test positive if >3mm or > 3 mm of vertical laxity