Glutamyl transferase 70U/L is usually not serious if it is caused by physiological reasons, but often more serious if it is caused by pathological reasons. Glutamyltransferase 70U/L is a mild elevation, which may be caused by physiological factors, such as overwork, late night or mental stress, resulting in transient glutamyltransferase elevation, in most cases, no special treatment is needed, and it will gradually recover on its own. However, if it is caused by diseases, it is mostly seen in hepatobiliary diseases, such as fatty liver, acute and chronic viral hepatitis, sclerosing cholangitis, etc., which can easily lead to liver cell necrosis or affect the excretion of glutamyl transferase, which is often more serious, and need to be treated in time, or else the condition will be further progressed. Elevated glutamyltransferase, must cooperate with the doctor for further examination, if it is caused by disease, early treatment.