The appearance of jaundiced itchy skin may be caused by hemolytic diseases such as autoimmune hemolytic anemia, hepatocellular injury diseases such as viral hepatitis, and biliary tract obstructive diseases such as cholecystitis. 1. Hemolytic diseases: congenital hemolytic diseases such as marine anemia, hereditary spherocytosis, and acquired hemolytic anemia such as autoimmune hemolytic anemia, serosanguineous disease, paroxysmal sleep hemoglobinuria, hemolysis after transfusion of blood of different blood types, can cause symptoms such as yellowing of the skin and sclera. 2. Hepatocellular injury diseases: such as viral hepatitis, cirrhosis, toxic hepatitis, autoimmune hepatitis, leptospirosis, sepsis and other diseases, which can cause hepatocellular injury and itchy skin, yellow staining and other symptoms. 3. Biliary tract obstructive diseases: such as schistosomiasis, hepatocellular carcinoma, primary biliary cirrhosis, recurrent jaundice during pregnancy, etc. Biliary tract obstruction causes bile excretion obstruction, which leads to symptoms such as yellowing of skin and itching. Jaundice itchy skin is recommended to consult a doctor in order to clarify the diagnosis, under the guidance of the doctor for targeted treatment.