1 on/under pain of death idiom. 2  a pain in the arse/backside idiom. 3  a pain in the ass/butt, at a pain in the arse/backside idiom.  a pain (in the neck) idiom.
In addition to the differences in replication method, transmission risk is higher with Hep B as it can be sexually transmitted, whereas generally not with Hep C. The large majority of adult patients exposed to Hep B clear it, whereas with Hep C adults who are exposed and clear are the minority.
Hepatitis B is a potentially serious disease that attacks your liver. It is a viral infection similar to Hepatitis A and Hepatitis C. Unlike Hepatitis A, however, the Hepatitis B virus (HBV) has the potential to seriously damage your liver and can cause chronic illness and even death.