Related Questions

Is bladder cancer caused by a virus?

No. Not for most cancers in the US. In Egypt, the most common bladder cancer is caused by a parasite (S. haematobium), but that's pretty rare in the US. Read more...

How can cigarette smoking cause bladder cancer?

Carcinogens. Cancer causing compounds in the smoke get inhaled and enter your bloodstream. While the lungs get the first pass, the kidneys and liver have to get rid of them. Read more...
Toxins in urine. It is thought that toxins in the urine (originating in cigarette smoke) cause genetic changes in bladder cells over time which can lead to cancer formation. A group of chemicals called arylamines (present in cig smoke) have specifically been implicated in bladder tumor formation in both smokers and nonsmokers. Read more...

How does cigarette smoking cause bladder cancer? If yes, then how often?

Urinary toxins. Toxic byproducts of smoking are made "water soluble" as part of the detoxification process by the liver. Over time, repeated exposure of the bladder lining (as well as lining of the kidneys and ureters) to these chemicals induces changes in the genetic material of the cells and can result in cancerous changes. Most cancers arise in the bladder as this is the most exposed vs. Kidney or ureter. Read more...
See answer. Perhaps a better way to answer is that approximately 50% of bladder cancers are thought to be caused by smoking. It is far more difficult to assign an absolute risk of cancer development in a given smoker. Read more...

Why is actos (pioglitazone) still on market although it's confirmed to cause bladder cancer?

Not conclusive. There is not confirmation that it causes bladder cancer. The study you are mentioning was done in france where there is a very high percentage of smokers. Smoking can increase the level of bladder cancer. Kaiser is currently doing a large study to see if there is any association. Most of us still use Actos (pioglitazone) with our patients. Diabetes can be a bad disease also. Read more...

Grandpa has bladder cancer and CLL leukemia. What causes these? So I know what to do to avoid ever developing either of these

Preventention of Can. Cancer is primarily a disease of the older age groups (>65 year olds). From that perspective you are too young to worry about it. yet there are precautions you can/should take to reduce your risk of developing cancer. This requires you to live a Healthy lifestyle, meaning a healthy Diet(ample vegies and fruits) and regular exercise so that your weight is normal; stay away from Smoking and alcohol. Read more...