Endoscopy Center Staten Island, Endoscopy Brooklyn NY. In an endoscopy, the doctor uses a flexible and thin instrument to examine the patient's upper digestive system, including the esophagus, stomach and duodenum (the upper part of the small intestine).
Colonoscopies also help doctors quickly diagnose more serious conditions, including early-onset colorectal cancer, precancerous growths, unexplained changes in regular bowel habits, abdominal pain, weight loss, and rectal bleeding.












