OVERVIEW An anal fissure is a tear in the lining of the anus as a result of trauma or injury to the anal canal. Most of the time this occurs with constipation, diarrhea, vaginal delivery, or anal sex. The most common symptom is anal pain that can worsen during or after having a bowel movement. Bleeding

OVERVIEW Anemia is a medical condition resulting in a low red blood cell count. Red blood cells are responsible for supplying your body with oxygen. A lack of oxygen delivered to your body's cells can result in shortness of breath or fatigue, as well as a decrease in the functioning of your tissues and

OVERVIEW Anorectal manometry is a test commonly used to check the muscle pressure and function of the anal sphincter and rectal muscles. The better these muscles function, the easier it is for you to pass and eliminate stool from your bowels. Your board-certified gastroenterologist may recommend you

OVERVIEW Part of a class of drugs known as immunosuppressants, azathioprine (also known as Azasan or Imuran), and mercaptopurine—sometimes also referred to as 6-MP or Purixan—are prescribed for patients with the following gastrointestinal conditions: Ulcerative colitis Crohn's Disease Also known

OVERVIEW Barrett's esophagus is a gastrointestinal condition that results in damage and changes to the tissue that lines the wall of your esophagus. The esophagus is a tube that carries food and connects the mouth and stomach. Barrett’s esophagus is a risk factor for the development of esophageal cancer. What