The cost of color ultrasound varies according to the level of the hospital, the geographical area and the model of the machine. The prices of public hospitals are regulated by the government’s price department. In a tertiary hospital, for example, an ordinary ultrasound of the liver, spleen, gallbladder, and pancreas is 80 yuan; liver, gallbladder, pancreas, and spleen are generally not three-dimensional ultrasound, and the price will be reduced when the hospital level is low. Abdominal ultrasound needs to be performed on an empty stomach before the examination, in order to prevent the interference of intestinal contents and gas, if necessary, you need to drink water to fill the stomach cavity as a translucent window for the pancreas and deep intra-abdominal lesions, and biliary system of the examination needs to be fasting the night before, breakfast can not eat, can not drink water.