Case Reports in Gastrointestinal Medicine / 2016 / Article / Tab 1

Case Report

Colonoscopic Splenic Injury: A Simplified Radiologic Approach

Table 1

The American Association of Surgeons for Trauma (AAST). Splenic Injury Grading Scale (2008).

GradeInjuryCriteria

IHematomaSubcapsular, <10% of surface area
LacerationCapsular tear, <1 cm parenchymal depth

IIHematomaSubcapsular, 10–50% of surface area; intraparenchymal, <5 cm diameter
LacerationSubcapsular, 1 cm to 3 cm parenchymal depth that does not involve a trabecular vessel

IIIHematomaSubcapsular, >50% of surface area or expanding;
ruptured subcapsular or parenchymal hematoma;
intraparenchymal hematoma, ≥5 cm diameter or expanding
Laceration>3 cm parenchymal depth or involving trabecular vessels

IVLacerationLaceration involving segmental or hilar vessels producing major devascularization of >25% of the spleen

VHematomaCompletely shattered spleen
LacerationHilar vascular injury that devascularizes the spleen

one grade for multiple injuries, up to grade III.
Reprinted from [4], with permission from Elsevier.
License number 3917700781230.
Source: http://www.sciencedirect.com/science/article/pii/S1072751508011010.

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