Colonoscopy is a procedure that uses an endoscope to examine the inside of the large intestine. Learn more about this procedure.
Colorectal cancer is a malignant (cancerous) growth that forms in the colon or rectum. Learn about symptoms and treatment.
Gastrointestinal cancers occur when DNA changes cause malignant (cancerous) cells to grow along the gastrointestinal tract. Learn about symptoms and treatment.
Diverticulitis is a condition in which a small sac forms along the colon and becomes blocked or inflamed. Learn about symptoms and treatment.
Whether for screenings, diagnosis, or treatment for yourself or someone you care about, Yale Cancer Center offers multidisciplinary care.
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.
Doctors only diagnose cancer after ruling out other possible causes for symptoms and performing tests to check and double-check the diagnosis. Learn more about these tests.
Ulcerative colitis is a type of inflammatory bowel disease characterized by swelling and sores in the colon. With proper treatment, it can be improved.
Blood in the stool can be an alarming symptom that signals underlying conditions from hemorrhoids to colon cancer.
Cancer screening is any method of looking for cancer before it causes symptoms and is easier to treat. Learn more about these procedures.