Hepatitis B surface antigen quantitative 891 has no correlation with the severity of the disease, which is mainly determined by liver function, level of jaundice, and coagulation function. Hepatitis B surface antigen quantitative 891 usually indicates the presence of hepatitis B virus in the body and the amount of virus is high, and there may be chronic hepatitis B virus infection. At this time, it is necessary to further improve the test of hepatitis B two halves, according to the results to assess whether it is triple positive or triple positive, and also need to carry out deoxyribonucleic acid test to clarify the amount of virus, check the liver ultrasound, and regularly review liver function, hepatitis B virus DNA, alpha-fetoprotein, and so on. In daily life, patients should maintain good living habits, regular work and rest, avoid exertion, eat a light diet, try to avoid spicy and stimulating food, maintain a happy mood, and under the guidance of the doctor actively carry out antiviral treatment to prevent further deterioration of the condition.