Researchers update clinical practice guidelines for how to prevent and monitor hepatitis B virus reactivation.

Assays for hepatitis B surface antigen (HBsAg) are the most frequently used tests to detect HBV infection. Vaccination for HBV can produce transiently detectable levels of HBsAg in patients.

In a new clinical practice guideline, the AGA provided evidence-based recommendations for either antiviral prophylaxis or continued surveillance to manage hepatitis B virus reactivation in patients ...

Background: The duration of protection after hepatitis B vaccination of infants is unknown. Methods: We determined antibody to hepatitis B surface antigen (anti-HBs) at 4-13 years of age in 363 ...