Small intestine cancer is a rare cancer that develops in the tissues of the small intestine, a 20-foot-long organ that connects the stomach to the large intestine (colon). Its job is to break down ...

The large intestine—which includes the cecum, colon, rectum, and anus—is a key part of the digestive system. It's a long, thin organ at the end of your digestive tract where your body produces and ...