Without postexposure immunoprophylaxis, roughly 40% of infants born to hepatitis B virus (HBV)-infected mothers in the United States will develop chronic HBV infection, according to the CDC.
“These are infants born to mothers who have active forms of chronic hepatitis B infection,” said Ravi Jhaveri, MD, a professor of pediatrics at Northwestern University Feinberg School of Medicine, in Chicago.
Fortunately, since the implementation of universal childhood hepatitis vaccination in the