After studying of abdominal ultrasound and CT-scanner 40 patients of aaJte pacreatitis at the E hospital, the authors found that: the dimension of the pancreas is normal on ultrasound: 36,7 percent, on CT: 20 percent. The pancreatic enlargement 26-35mm: 51,7 percent on ultrasound and 64,2 percent on CT. Edematous of the peripancreatic fat: 45 percent on ultrasound and 90 percent on CT. Fluid peri pancreatic collection: 65 percent on ultrasound and 82,5 percent on CT.