4. What is the origin, pattern, and development of liver cancer?

So if we say that liver cancer causes about 550,000 deaths per year that’s the fifth largest number of cases of cancer in the world among men. It’s the third biggest cause of cancer death among men in the world. And for women, it’s number eight in incidence and number six in mortality. And about eighty percent of these cases are caused by hepatitis B, fifteen percent by chronic infection with hepatitis C, and five percent by other causes.