Liver ultrasound and liver function are two different tests, and the purpose of the two tests is different, both are important tests, there is no advantage or disadvantage. 1. Liver color ultrasound examination: liver color ultrasound examination is a kind of imaging examination. Through this examination, it can observe whether there is any occupation in the liver, the echogenicity of liver parenchyma, blood flow signals, etc., so as to provide an important basis for the diagnosis of fatty liver, liver cysts, liver cirrhosis, liver cancer, liver hemangioma and other diseases. In addition, color ultrasound can also observe the biliary system, portal vein system and so on, which can help the diagnosis of diseases. 2. Liver function test: Liver function test is a kind of laboratory test, which reflects the condition of the liver by detecting the indicators related to the metabolic function of the liver. Common indicators include albumin, globulin, aminotransferase, bilirubin and so on. This test is of great value in the diagnosis of various acute and chronic hepatitis, alcoholic liver, fatty liver, drug-induced hepatitis and other diseases. For patients who need liver examination, they should go to the relevant departments of regular hospitals and follow the doctor’s instructions for relevant examinations and subsequent treatment.