Are you feeling any kind of stomach pain or a digestive issue? If you are feeling any of these things, then Endoscopy is the only solution to that so that the doctors can see what the exact problem is. With endoscopy the chances of detecting exact problem will increase. In this particular treatment, a flexible tube is used in which camera is attached at one end and it is placed in the mouth. During this process, the endoscope is passed through the mouth and throat of the person and into the esophagus, which allows the doctor to see the esophagus, stomach and small intestine’s upper part.