Table 1. Pathological scoring criteria for pancreas.

Score	Edema	Hemorrhage	Inflammatory cell infiltration	Necrosis
4	Cell gap widening			Necrotic area >30%
0	No	No	0-1/HP	No
1	Mild leaf gap widening	Yes	2-10/HP	Necrotic area 1%–10%
2	Severe leaf gap widening		11-20/HP	Necrotic area 11%–20%
3	Acinar gap widening		21-30/HP	Necrotic area 21%–30%