Table 1.

MR severity score index

Prognostic indications	Characteristic	Points
Pancreatic	Normal pancreas	0
Inflammation	Focal or diffuse enlargement of the pancreas	1
	Intrinsic pancreatic abnormalities with inflammatory changes in pancreatic fat	2
	Single, poorly defined fluid collection or phlegmon	3
	Two or more poorly defined collection or presence of gas in or adjacent to the pancreas	4
Pancreatic necrosis	No necrosis	0
	30%	2
	30%-50%	4
	> 50%	6