Have an endoscopy scheduled or just curious about the procedure?Dr. Hashem El-Serag, chief ofgastroenterology and hepatologyat Baylor College of Medicine, says patients shouldn’t fear having the procedure.
http://momentumblog.bcm.edu/2015/05/06/endoscopy-how-does-it-work-and-what-are-the-benefits/
Endoscopy: How does it work and what are the benefits?