Alanine aminotransferase 53IU/L suggests mild liver function abnormality, which is not particularly serious and needs to be evaluated in combination with the test method and other indicators of the patient’s liver function. The alanine aminotransferase test value of 53IU/L is more than the upper limit of normal, but not double the upper limit of normal. There are many clinical reasons that can cause the elevation of alanine aminotransferase, such as: viral infection, alcoholic liver disease, inborn genetic metabolic factors, etc., so the severity of the liver disease and the degree of elevation of alanine aminotransferase is not directly proportional to the degree of elevation of alanine aminotransferase. If there is no abnormality in other indicators of liver function, or no obvious abnormality in abdominal ultrasound or CT examination, special treatment may not be needed, and follow-up observation can be performed with follow-up examination, and review can be done at a later date. Relying on the value of elevated alanine aminotransferase cannot assess the liver function, and it cannot be used as the basis of whether or not treatment is needed.