Diagnostic utility of small-caliber and conventional endoscopes for gastric cancer and analysis of endoscopic false-negative gastric cancers

doi:10.4253/wjge.v5.i9.440

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World Journal of Gastrointestinal Endoscopy

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1948-5190

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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World J Gastrointest Endosc. Sep 16, 2013; 5(9): 440-445
Published online Sep 16, 2013. doi: 10.4253/wjge.v5.i9.440

Table 3 Clinical characteristics of 17 patients of false negative-gastric cancer

Characteristics	Value
SC-E/C-E	4/13
Age (mean ± SD)	57.6 ± 9.4
Male/female	14/3
Duration¹ (mean ± SD)	14.6 ± 8.2 (M)
	(m: 13.2 ± 3.0, sm: 14.5 ± 2.5)
Depth of invasion	m: 9, sm: 6, mp: 0, unknown: 2
Macroscopical types	Elevated type: 5, depressed type: 12
Histopathological types	tub1: 8, tub2: 4, por/sig: 5
Treatment	Endoscopic (EMR, ESD): 6
	Surgical: 9
	Unknown: 2
The previous endoscopic findings	Undetected error: 3
	Incomplete visualization: 6
	Misdiagnosis as benign: 7
	No findings: 1

¹From the last time endoscopy to the day of cancer detected by endoscopy. SC-E: Small caliber-endoscope; C-E: Conventional-endoscope; m: Mucosal layer; sm: Submucosal layer; mp: Muscularis propria; tub1: Well differentiated tubular adenocarcinoma; tub2: Moderately differentiated adenocarcinoma; por: Poorly differentiated adenocarcinoma; sig: Signet ring cell carcinoma; EMR: Endoscopic mucosal resection; ESD: Endoscopic submucosal dissection.

Citation: Kataoka H, Mizuno K, Hayashi N, Tanaka M, Nishiwaki H, Ebi M, Mizoshita T, Mori Y, Kubota E, Tanida S, Kamiya T, Joh T. Diagnostic utility of small-caliber and conventional endoscopes for gastric cancer and analysis of endoscopic false-negative gastric cancers. World J Gastrointest Endosc 2013; 5(9): 440-445
URL: https://www.wjgnet.com/1948-5190/full/v5/i9/440.htm
DOI: https://dx.doi.org/10.4253/wjge.v5.i9.440