Pancreas

AAST Pancreatic injury scale

Grade I

— Hematoma with minor contusion/ superficial laceration but without duct injury

Grade II

— Major contusion/laceration but without duct injury

Grade III

— Distal laceration or parenchymal injury with duct injury

Grade IV

— Proximal (i.e. to the right of the superior mesenteric vein) laceration or parenchymal injury with an injury to bile duct/ampulla

Grade V

— Massive disruption of the pancreatic head

Note: Advance one grade for multiple pancreatic injuries up to grade III.