作者
Nana Hayashi, Shinji Tanaka, David G Hewett, Tonya R Kaltenbach, Yasushi Sano, Thierry Ponchon, Brian P Saunders, Douglas K Rex, Roy M Soetikno
发表日期
2013/10/1
期刊
Gastrointestinal endoscopy
卷号
78
期号
4
页码范围
625-632
出版商
Mosby
简介
Background
A simple endoscopic classification to accurately predict deep submucosal invasive (SM-d) carcinoma would be clinically useful.
Objective
To develop and assess the validity of the NBI international colorectal endoscopic (NICE) classification for the characterization of SM-d carcinoma.
Design
The study was conducted in 4 phases: (1) evaluation of endoscopic differentiation by NBI-experienced colonoscopists; (2) extension of the NICE classification to incorporate SM-d (type 3) by using a modified Delphi method; (3) prospective validation of the individual criteria by inexperienced participants, by using high-definition still images without magnification of known histology; and (4) prospective validation of the individual criteria and overall classification by inexperienced participants after training.
Setting
Japanese academic unit.
Main Outcome Measurements
Performance characteristics of the NICE criteria (phase …
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