Doctor insights on:
Hepatitis B Surface Antigen False Positive
No: It should not.Get a more detailed answer ›
Doctor recent my blood test shows positive for hepatitis b surface antigen is this can be treated completely please reply?
Active Infection: This can be yes. It may represent acute infection while clearing is occurring but it may also represent chronic carrier/ chronic active. Several medications (hiv meds) have been shown to be active. It's important to get a hep b viral load by pcr to quantitate. Make sure your doctor had adequate experience treating this. It can be difficult to treat. ...Read more
Testing for HBsAg can give false positive after vaccination. Is it the case with Hepatitis B PCR also? Does vaccination affect DNA PCR result also?
Hepatitis B antigens: Positive hepatitis B antigens found in the blood are sign of infection, but antibodies to the antigens are signs of protection. Other antibodies are found in the beginnig of the infection. The vaccination is very good, but someindividual might not respond or might need repeat vaccination. ...Read more
I was vacinated for hepatitis b 17 years ago when I was 10. Do I need to test. If so will my vacination cause a false positive?
No active infection: When people have reactive hepatitis b surface antigen, they have proteins from hepatitis b in their blood. These people have active infection and may need treatment. If there is no reactive hbsag, then most likely there is no active infection. Rarely, people who have hepatitis b core antibody detected, but no hepatitis b surface antibody, can have chronic active infection. ...Read more
Infection is active: If you are surface antigen postive = protein on the surface of the virus is in its active form which is still floating in your blood and indicates active/on going infectious state. This protein triggers body to produce antibody which can help rid off the infection or preventing it as in case of hepb vaccines. In your case, no antibody or not enough to rid of the antigen. Consult doc. Good luck. ...Read more
Hepatitis B: If you have a positive hepatitis B surface antigen, then you have active hepatitis B infection. You can see a hepatologist (liver doctor) to check some other labs in order to determine if you need to be on treatment with oral medications or if a liver biopsy should be considered based on other laboratory results. Having hepatitis B can be controlled with medications. ...Read more
Yes: Anyone donating blood will have their blood screened to confirm that they are negative before any blood products would be distributed. ...Read more
It sounds like it: I'm not entirely certain about the terminology you report but I would interpret what you have given as confirming that the specimen is positive for hepatitis B surface antigen (a confirmation of which was done "reflexly" when initial test looked positive). This indicates the presence of the active hepatitis B virus and suggests the presence of infectivity. Discuss next steps with your doctor! ...Read more
What does it mean if "HEPATITIS B SURFACE ANTIBODY QL" is "borderline" but "HEPATITIS B SURFACE ANTIGEN" is "non-reactive"?
Uncertain.: Without the rest of your lab values, it is difficult to know for sure. These value suggest that you may have been exposed or vaccinated for hepatitis B in the past, but again we're working with incomplete information. You may speak with your physician who ordered the tests or call us at HealthTap Prime if you have the rest of the results. Good luck. ...Read more
Can hepatitis B surface antigen and treponemal Ab test be performed by taking swabs from the mouth?
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