To have surgery or not to have surgery? That is the big question for hundreds of thousands of Americans diagnosed each year with a pancreatic cyst. The dilemma? While cysts are very common, most will ...

When a cell dies in a tumor, a growing fetus or elsewhere in the body, bits and pieces of its DNA enter the bloodstream. A new test that identifies the source of such DNA could make it easier to find ...

Colon cancer is one of the top three deadliest forms of cancer - in part because it's often diagnosed so late. Now a groundbreaking study could pinpoint the disease easier, and earlier. The ...