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TRAUMA SCORING
ORGAN INJURY SCALE

 

 

 

 

Organ Injury Scaling
Spleen

Grade Injury Description AIS-90
I Haematoma Subcapsular, <10% surface area 2
Laceration Capsular tear, <1cm parenchymal depth 2
 
II Haematoma Subcapsular, 10-50% surface area
Intraparenchymal, <5cm diameter
2
Laceration 1-3cm parenchymal depth not involving a parenchymal vessel 2
 
III Haematoma Subcapsular, >50% surface area or expanding.
Ruptured subcapsular or parenchymal haematoma.
Intraparencymal haematoma >5cm
3
Laceration >3cm parenchymal depth or involving trabecular vessels 3
 
IV Laceration Laceration of segmental or hilar vessels producing major devascularization (>25% of spleen) 4
 
V Laceration Completely shattered spleen 5
Vascular Hilar vascular injury which devascularized spleen 5
 
Advance one grade for multiple injuries to same organ up to Grade III.