hepatitis B virus contains
DNA. If DNA from the hepatitis B virus is found in
your blood sample, then your doctor knows that the virus is
You are contagious when HBV DNA is
present. The higher the level of HBV DNA, the more contagious you are.
If you have a long-term (chronic) HBV infection, the
presence of high levels of viral DNA means that you are at increased risk for
liver damage and may want to consider treatment with
Testing for the amount of HBV DNA (viral load) is an
important way to monitor the effectiveness of treatment for chronic HBV
In this article
This information is produced and provided by the National
Institute (NCI). The information in this topic may have changed since it was written. For the most current information, contact the National
Institute via the Internet web site at http://
.gov or call 1-800-4-CANCER.
WebMD Medical Reference from Healthwise
November 14, 2014
This information is not intended to replace the advice of a doctor.
Healthwise disclaims any liability for the decisions you make based on this