122
Participants
Start Date
April 30, 2012
Primary Completion Date
August 31, 2012
Study Completion Date
March 31, 2013
NBI with magnification
After randomization of the subjects into two groups(1) NBI with magnification, 2) without magnification), one experienced endoscopist records its site, size, shape, and predicted histologic diagnosis on the every polyp observed and endoscopically resected. Two groups will be compared with each other.
SNUH, Jongno-gu
Seoul National University Hospital
OTHER