Rectal Bleeding

This information is useful for children, adults, and older adults
A woman in a blue short sleeved shirt visits with her doctor.
Why Yale Medicine?
  • Our doctors specialize in hard-to-treat gastrointestinal disorders.
  • The Yale Medicine Interventional Endoscopy program provides highly accurate diagnostic tests for the causes of rectal bleeding.
  • We have a world-renowned team of cancer specialists who treat colon cancer and related cancers.

Seeing blood in the toilet after you have had a bowel movement is more common than you might guess. There are multiple potential causes, ranging from from hemorrhoids to colon cancer. While rectal bleeding is more common in older patients, young people experience it as well. Regardless of age, it’s important to get it checked out promptly, says Hamita Sachar, MD, a Yale Medicine gastroenterologist and assistant professor of digestive diseases at Yale School of Medicine. “Rectal bleeding is an alarm symptom that might signal a more serious underlying condition. Don’t put off seeing a doctor for it.