Total bilirubin 54μmol/L is a more serious condition. The normal reference value of serum total bilirubin ranges from 5.13 to 22.24 μmol/L. 54 μmol/L is more than twice the normal reference value, which indicates abnormal liver function and requires prompt medical attention to clarify the cause of the elevation. Total bilirubin can be elevated by various hepatobiliary diseases, such as hepatitis, cirrhosis, obstructive jaundice, etc. Viral hepatitis can cause hepatocellular jaundice. Viral hepatitis can cause hepatocellular jaundice, leading to elevated total bilirubin; obstructive jaundice can also cause elevated total bilirubin due to stones preventing bile from entering the duodenum; and cirrhotic patients can also have elevated total bilirubin. It is recommended to go to the gastroenterology department or hepatobiliary surgery department of the hospital in a timely manner, and complete the relevant examinations under the guidance of the doctor to clarify the cause of the disease, and then have a professional physician to evaluate the specific condition.