Definitions for "Upper endoscopy"
The visual examination of the upper gastrointestinal tract with a flexible device capable of transmitting images (endoscope).
a procedure involving the use of an endoscope, which is a flexible, very narrow tube with a video camera and light on the end
a procedure in which the doctor numbs the patients throat and then has the patient swallow a narrow, flexible tube with a light on the end called an endoscope