Fact Sheets

Cancer Screening
Cancer screening is any method of looking for cancer before it causes symptoms and is easier to treat. Learn more about these procedures.
Colonoscopy
Colonoscopy is a procedure that uses an endoscope to examine the inside of the large intestine. Learn more about this procedure.
Lynch syndrome
Lynch syndrome is an inherited genetic disorder linked to an increased risk of developing cancer earlier in life. Learn about symptoms and treatment.
Small Intestine Adenocarcinoma
A type of cancer that begins in glandular cells that line the small intestine.
Gastrointestinal Cancers
Gastrointestinal cancers occur when DNA changes cause malignant (cancerous) cells to grow along the gastrointestinal tract. Learn about symptoms and treatment.
Cancer
Whether for screenings, diagnosis, or treatment for yourself or someone you care about, Yale Cancer Center offers multidisciplinary care.
Anal Cancer
A type of cancer that starts in the anus can can cause rectal bleeding and anal pain.
Rectal Bleeding
Blood in the stool can be an alarming symptom that signals underlying conditions from hemorrhoids to colon cancer.
Colorectal Polyps
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.
Gastrointestinal Stromal Tumors (GIST)
A gastrointestinal stromal tumor is a rare type of cancer that starts in cells in the wall of the digestive tract. Learn about symptoms and treatment.