Hepatitis B and C are viral infections that primarily affect the liver. Learn about symptoms and treatment.
Cirrhosis is a condition in which the liver is scarred due to liver disease. Learn about symptoms and treatment.
Inflammatory bowel disease is the umbrella term for two conditions that cause chronic inflammation within the digestive system: ulcerative colitis and Crohn’s disease.
Blood in the stool can be an alarming symptom that signals underlying conditions from hemorrhoids to colon cancer.
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.
Colonoscopy is a procedure that uses an endoscope to examine the inside of the large intestine. Learn more about this procedure.
Cancer screening is any method of looking for cancer before it causes symptoms and may be easier to treat.
A type of cancer that starts in the anus can can cause rectal bleeding and anal pain.
Ulcerative colitis is characterized by chronic swelling and sores in the colon that cause bleeding, diarrhea, and abdominal pain. 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.