Blood in the stool can be an alarming symptom that signals underlying conditions from hemorrhoids to colon cancer.
Inflammatory bowel disease is the umbrella term for two conditions that cause chronic inflammation within the digestive system: ulcerative colitis and Crohn’s disease.
Colonoscopy is a procedure that uses an endoscope to examine the inside of the large intestine. Learn more about this procedure.
Gastrointestinal neuroendocrine tumors are cancers that develop in the digestive tract. They most often form in the small intestine, but can develop in the stomach, rectum, appendix, or other parts of the gastrointestinal system.
Cancer screening is any method of looking for cancer before it causes symptoms and may be easier to treat.
Ulcerative colitis is characterized by chronic swelling and sores in the colon that cause bleeding, diarrhea, and abdominal pain. Learn about symptoms and treatment.
Irritable bowel syndrome is a chronic condition that causes abdominal pain and changes in bowel habits, affecting the frequency of bathroom visits and the consistency of stool.
A colorectal polyp is an abnormal but often benign growth that forms on the inner (mucosal) wall of the colon or rectum. Learn about symptoms and treatment.
For patients having a colonoscopy, Yale Medicine's anesthesiologists offer both conscious sedation and general anesthesia, tailored to your needs.
A type of cancer that starts in the anus can can cause rectal bleeding and anal pain.