The yellowing of the whole body of a person is collectively called jaundice, in addition to the yellowing of the skin all over the body. It is also accompanied by yellowing of the eyes and yellowing of the urine, such as the color of strong tea. Clinically, jaundice is more common in liver and gallbladder diseases, which is a disorder of bile secretion and excretion in human body, bile can not be normally discharged from the bile duct into the intestines to help human body to digest, and it stays in the blood and manifests itself as yellowing of the skin. Common diseases include acute and chronic hepatitis, cirrhosis of the liver leading to capillary cholangitis, and obstructive diseases of the bile duct, such as bile duct stones inside and outside the liver, cholangitis, as well as bile duct occupying diseases, such as bile duct cancer, pancreatic head mass, etc. leading to bile duct blockage, so that bile can not be excreted normally and flow back into the bloodstream manifested as a generalized yellowing. Less common diseases include hemolytic anemia and congenital biliary tract diseases.