White eye yellowing in medicine refers to scleral yellowing or jaundice, resulting in scleral yellowing commonly in blood system diseases, liver diseases and biliary obstructive diseases, the main content is as follows: 1, blood system diseases: mainly refers to hemolytic diseases, due to excessive destruction of blood cells, resulting in a significant increase in the level of indirect bilirubin in the blood and cause yellowing of the eyes; 2, liver diseases: refers to various liver injury factors leading to acute or chronic liver Injury, at this time, due to the destruction of liver cells, the liver for bilirubin metabolism, conversion capacity decreased, and lead to hepatocellular jaundice, common in acute heavy hepatitis severe cirrhosis loss of compensation stage, the patient can appear skin, sclera yellow dye; 3, biliary tract disease: whether due to stones, inflammatory strictures, or for biliary tumors resulting in biliary system infection or biliary obstruction, can make the bile duct pressure, and lead to bile The reflux of bile into the blood causes yellowing of the eyes, when the bilirubin level is mainly elevated by direct bilirubin, called obstructive jaundice.