To understand bile duct cancer, it helps to know about the bile ducts and what they normally do. Bile is a fluid made in your liver and stored in your gallbladder. Your bile ducts are a series of thin ...

Anyone can get lung cancer. Lung cancer happens when cells in the lung mutate or change. Various factors can cause this mutation (a permanent change in the DNA sequence of a gene) to happen. Most ...

Signs and symptoms of cancer depend on where the cancer is, how big it is, and how much it affects nearby organs or tissues. If a cancer has spread (metastasized), signs or symptoms may appear in ...