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Despite recent findings supporting the tolerability and safety of unsedated transnasal endoscopy (TNE) (JW Gastroenterol Jun 8 2012), data comparing its diagnostic accuracy with that of standard sedated endoscopy (SE) have been limited and variable.
To compare endoscopic detection of Barrett esophagus (BE) using TNE versus SE, investigators randomized 46 patients with no prior endoscopy and 49 patients with established BE to undergo TNE or SE. Patients subsequently underwent the alternate procedure, performed by a different endoscopist ≥3 weeks later. Endoscopists were blinded to the indication for the procedure. A diagnosis of BE required an endoscopically visible BE segment and corroborative histology demonstrating specialized columnar int…