This test is performed to:
Biopsy of the small intestine is the standard way to diagnose celiac disease. This procedure is always performed by a gastroenterologist, and is conducted most often in an outpatient surgical suite. The procedure lasts less than an hour, and includes sedation and local anesthesia. The procedure involves a long, thin tube with a small camera on the end. The physician inserts the tube into the patient’s mouth, down the throat and into the esophagus.