Endoscopy, Table of Contents Endoscopy 1970; 02(2): 75-77DOI: 10.1055/s-0028-1098435 Originalbeiträge · Original Contribution © Georg Thieme Verlag, Stuttgart Progress in Esophagoscopy[*] B. I. Hirschowitz Division of Gastroenterology, University of Alabama, Birmingham Recommend Article Abstract PDF Download Buy Article Summary This paper mentions the major advances, indications, hazards and applications of rigid and, more recently, fiberoptic esophagoscopy. It describes how flexible fiber-optic esophagoscopy is superior to rigid tube instrumentation for most examinations. Key-Words Endoscopy - history of esophagoscopy - fiber-optic instruments - safety PDF (153 kb) References 1 This work was supported by U.S. Public Health Service Grant 2A-5286.