Endoscopy
Endoscopy describes many procedures that look inside the body using some type of endoscope, a flexible tube with a small TV camera and a light on one end and an eyepiece on the other. The endoscope allows doctors to examine the inside of certain tube-like structures in the body. Most endoscopes transmit the doctor's view to a video screen. Most endoscopes have attachments that permit doctors to take fluid or tissue samples for laboratory testing.
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