Three Ancient Greek words – Gaster (stomach), Enteron (intestine) and Logos (reason) – combine to form the word Gastroenterology. In practice since the 18th century, this is the area of ​​medicine that studies the digestive system and the various ailments and diseases that affect gastrointestinal system, which travel from the mouth to the anus. The different organs that make up this tract are colon, small intestine, liver, gall bladder, stomach and esophagus. When doctors and medical practitioners ascertained that gastric juices are present in the stomach and these help in the digestion of food, the study of it was initiated.

Florida health care for Gastroenterology is a much developed area and GAO is one of the best facilities setup there. Many restructured Gastroenterologists in Florida are associated with GAO, which has two of the largest regional hospitals.

Irritable Bowel Syndrome and acid reflux or heartburn is two of the most common disorders that a person sufferers from and is referred to a gastroenterologist for treatment. The symptoms are quite common and self-explanatory and the doctor effortlessly diagnoses and treats the ailments usually by prescribing only some simple medication.

One of the most common methods of diagnosis in the field of Gastroenterology is Endoscopy. It is made up of a flexible, long and thin tube with a light and camera attached to one end. This tool is slowly inserted and moved down the esophagus and along the gastrointestinal tract to study the area and determine the ailment. Small objects like tissue samples and polyps can be removed via endoscopy and it can also treat bleeding.

Colonoscopy is another GI study procedure that studies the colon, intestines, lower gastrointestinal tract and rectum, for any irregularities and can also collect tissue samples, just like in Endoscopy. Colonoscopy can help detect colon cancer and various other extreme or simple diseases. Both the procedures are done under sedation, but do not exactly fall in the category of a surgery.

Flexible sigmoidoscopy is another invasive assessment that is a part of Gastroenterology and through the end section of the colon it studies the rectum up to the inside of the large intestine. Malignant polyps, ulcers, intestinal bleeding, early stages of cancer, reasons for diarrhea and abdominal pain can all be detected and diagnosed using flexible sigmoidoscopy.

Patients who are not comfortable with invasive procedures often opt for diagnosis via X-Ray. This involves introducing a Barium Sulphate solution into the patient's GI tract so that it provides a layer to picture the esophagus and stomach in the correct manner while conducting the X-Ray along the gastrointestinal tract.