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#Involving the Descending duodenum:
 
#Involving the Descending duodenum:
 
##Displacement to the right
 
##Displacement to the right
##Prescence of a medial mass
+
##Presence of a medial mass
 
##Gas pattern
 
##Gas pattern
 
##Thickened walls
 
##Thickened walls
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*Peritoneal effusion
 
*Peritoneal effusion
 
*Hypoechogenic pancreas (pancreatic necrosis)
 
*Hypoechogenic pancreas (pancreatic necrosis)
*Hyperechogenic surronding tissue
+
*Hyperechogenic surrounding tissue
*Chronic pancreatitisand fibrosis may be hyperechogenic
+
*Chronic pancreatitis and fibrosis may be hyperechogenic
    
===Exploratory Laparotomy/Necropsy Findings===
 
===Exploratory Laparotomy/Necropsy Findings===
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