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.
About 75% to 85% of the people infected with Hep C will develop chronic infection. 1  Of those people: 2  60% to 70% will develop chronic liver disease. 3  5% to 20% will develop cirrhosis (scarring) of the liver. 4  1% to 5% will die of liver cancer or cirrhosis.