Direct bilirubin 14.6umol/L belongs to mild elevation, which may be due to may be due to bad habits, liver disease, biliary obstruction and other reasons. It is recommended to clarify the cause of the disease, choose medication for the cause of the disease, and also need to remove the triggering factors. 1. Bad living habits: some people often stay up late, smoking, drinking, may cause damage to liver cells, resulting in a mild increase in direct bilirubin. It is recommended to remove the triggering factors and develop good work and rest habits, which can be restored to normal. 2. Liver disease: when suffering from liver disease, it may also cause damage to the stem cells, so that the bilirubin secretion or excretion of excessive obstacles, can also cause a mild increase in direct bilirubin phenomenon. It is recommended to use drugs such as compound glycyrrhizin tablets and compound turtle shell soft liver tablets under doctor’s guidance. 3. Biliary tract obstruction: due to infection, cholelithiasis, etc. may lead to biliary tract obstruction, so that the bile is not discharged smoothly, causing a slightly high direct bilirubin. If the direct bilirubin is mildly elevated due to infection, antibiotic treatment is recommended; while for cholelithiasis, drug treatment is recommended first, and surgery is recommended if the treatment effect is not obvious. The causes of mildly elevated direct bilirubin are different, and so are the treatments, so it is recommended to follow the doctor’s instructions and treat the cause.