Gallbladder Cancer  + -Text Size  Causes, Risk Factors, and
Prevention TOPICS  What are the risk factors for gallbladder
cancer?   But risk factors don’t tell us everything. Having a
risk factor, or even several risk factors, does not necessarily
mean that a person will get the disease. And many people who get
the disease may not have any known risk factors.  Scientists
have found several risk factors that make a person more likely
to develop gallbladder cancer. Many of these are related in some
way to chronic inflammation in the gallbladder.   Gallstones are
the most common risk factor for gallbladder cancer. Gallstones
are hard, rock-like collections of cholesterol and other
substances that form in the gallbladder and can cause chronic
inflammation. At least 3 out of 4 people with gallbladder cancer
have gallstones when they are diagnosed. Gallstones are a very
common condition, but gallbladder cancer is quite rare,
especially in the United States. Most people with gallstones
never develop gallbladder cance