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.
A type of cancer that starts in the anus can can cause rectal bleeding and anal pain.
A type of cancer that begins in glandular cells that line the small intestine.
Blood in the stool can be an alarming symptom that signals underlying conditions from hemorrhoids to colon cancer.
Gastrointestinal cancers occur when DNA changes cause malignant (cancerous) cells to grow along the gastrointestinal tract. 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.
A colposcopy is a procedure to detect precancerous conditions and cancer of the cervix. Learn more about this procedure.
For patients having a colonoscopy, Yale Medicine's anesthesiologists offer both conscious sedation and general anesthesia, tailored to your needs.
Stomach cancer develops when malignant cells begin to grow somewhere in the five layers that form the stomach lining. Learn about symptoms and treatment.
Cancer screening is any method of looking for cancer before it causes symptoms and may be easier to treat.