Dictionary of Cancer Terms
View in Spanish: Vacuna contra la hepatitis A
Hepatitis A vaccine (HEH-puh-TY-tis vak-SEEN)
A vaccine used to prevent infection with the hepatitis A virus, which causes a serious liver disease. The vaccine is made of a weakened form of the virus that cannot cause disease but causes the body’s immune system to make antibodies that destroy the hepatitis A virus.
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.