Further, the two samples that they missed were acute-phase sera, and subsequent samples from these same patients proved to be positive for what Chiron now called the hepatitis C virus. Michael ...

And if you’re pregnant, you can pass it on to your newborn. Viral hepatitis is an inflammation of your liver that's caused by a virus. The most common ones in the U.S. are hep A, B, and C.

Maternal hepatitis C virus (HCV) RNA titer > 10⁶ International Units (IU)/mL and antepartum bleeding are key predictors of perinatal transmission, with the risk ranging from 1.5% to 28.5%.