Blunt Pancreatic Injury in Major Trauma: Decision-Making between Nonoperative and Operative Treatment

Table 1

American Association of the Surgery of Trauma classification of pancreatic trauma-Organ Injury Scale (AAST-OIS) [8].

Grade	Injury	Description of the pancreatic injury
I	Hematoma	Minor contusion without ductal injury
	Laceration	Superficial laceration without ductal injury
II	Hematoma	Major contusion without ductal injury or tissue loss
	Laceration	Major laceration without ductal injury or tissue loss
III	Laceration	Distal transection or pancreatic parenchymal injury with ductal injury
IV	Laceration	Proximal transection or pancreatic parenchymal injury involving the ampulla
V	Laceration	Massive disruption of the pancreatic head