Digestive System

Achalasia is a disorder of the esophagus that makes it difficult to swallow food and liquids.

Alcohol-related liver disease is liver damage caused by excessive consumption of alcohol. Learn about symptoms and treatment.

Amyloidosis is a disease marked by the accumulation of abnormally folded proteins in organs and tissues. Learn about symptoms and treatments.

A type of cancer that starts in the anus can can cause rectal bleeding and anal pain.

For patients having a colonoscopy, Yale Medicine's anesthesiologists offer both conscious sedation and general anesthesia, tailored to your needs.

Celiac disease is a digestive disorder in which the small intestine becomes inflamed and damaged by gluten, a protein found in many grains.

Cirrhosis is a condition in which the liver is scarred due to liver disease. Learn about symptoms and treatment.

New drugs and medical treatments need to go through a series tests called clinical trials. This is how new and better treatments are made possible.

A type of bacterium, Clostridium difficile (C. diff), causes one of the most common health care-associated infections in the United States.

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.

A type of cancer that begins in the gallbladder, a small organ located below the liver.

Gastrointestinal cancers occur when DNA changes cause malignant (cancerous) cells to grow along the gastrointestinal tract. Learn about symptoms and treatment.

When the liver fails, due to cancer and other illnesses, a transplant from a deceased or living donor can offer effective treatment.

Constipation is characterized by either infrequent bowel movements or the passage of dry, hard stools.

Crohn’s disease is a lifelong condition that poses unique challenges for children, but with current medical therapies, children can lead healthy, productive lives.

Pediatric liver transplants at Yale Medicine are extremely safe and successful, and can cure many cases of childhood liver failure.

Pediatric gastroesophageal reflux is common; it becomes a problem when the esophagus is irritated and causes pain or a burning sensation.

Ulcerative colitis causes swelling and sores in the colon, but with proper treatment, however, children can live happy, healthy lives.

POEM is a minimally invasive, endoscopic procedure for treating achalasia and other swallowing disorders.

Stomach cancer develops when malignant cells begin to grow somewhere in the five layers that form the stomach lining.