Adult viral hepatitis is the most common cause of jaundice in pregnancy. Hepatitis is the type of infection that can seriously damage your liver and if you are pregnant you can pass onto your baby. You can have one of three most common types of Hepatitis viruses A, B and C and usually, it won’t hurt your unborn baby or affect your pregnancy. If your doctor knows you have it, she can help you manage it during your pregnancy to lower the chances of any long-term liver disease for you and your baby.