Two pairs of positive semi surface antibodies to hepatitis B usually mean that there are protective antibodies against hepatitis B virus in the body, which may be produced by vaccination or past infection and rehabilitation.
The surface antibody in the two and a half pairs of hepatitis B detection is a specific antibody produced by the body stimulated by hepatitis B virus surface antigen, which is a protective antibody. The positive results suggest that the body has immunity to hepatitis B virus, which can be divided into two cases. The positive antibodies produced after vaccination belong to active immunity, with high antibody levels and long duration. Positive antibodies produced after recovery from previous infections belong to natural immunity and may be accompanied by positive core antibodies and other indicators. People with positive surface antibodies generally do not need to worry about the risk of hepatitis B virus infection, but in very few cases there may be insufficient antibody levels or immune escape caused by virus mutation.
It is recommended that individuals with positive surface antibodies maintain a regular schedule and balanced diet, and supplement with high-quality protein and vitamins in moderation to maintain immunity. Avoid alcohol and drug abuse, and undergo regular liver function tests. If other hepatitis B indicators are abnormal or fatigue, anorexia and other symptoms occur, seek medical advice in time to recheck the antibody titer and viral load.
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