Phenylephrine-provoked endoscopy reveals an occult Dieulafoy’s lesion in a duodenal diverticulum: A case report and review of literature

doi:10.3748/wjg.121710

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World Journal of Gastroenterology

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1007-9327

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

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Copyright: ©Author(s) 2026. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution-NonCommercial (CC BY-NC 4.0) license. No commercial re-use. See permissions. Published by Baishideng Publishing Group Inc.

World J Gastroenterol. Nov 28, 2026; 32(44): 121710
Published online Nov 28, 2026. doi: 10.3748/wjg.121710

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Figure 3 Flowchart of vasopressor-based provocative endoscopy for obscure gastrointestinal bleeding. Ovals: Start/end; Rectangles: Patient selection/contraindications; Diamond: Provocative endoscopy/alternative treatments; Circles: Supportive/safety conditions; GIB: Gastrointestinal bleeding; SBP: Systolic blood pressure; DBP: Diastolic blood pressure; HR: Heart rate.

Citation: Shen YJ, Song JJ, Liu XQ, Hu FL. Phenylephrine-provoked endoscopy reveals an occult Dieulafoy’s lesion in a duodenal diverticulum: A case report and review of literature. World J Gastroenterol 2026; 32(44): 121710
URL: https://www.wjgnet.com/1007-9327/full/v32/i44/121710.htm
DOI: https://dx.doi.org/10.3748/wjg.121710

Shen YJ, Song JJ, Liu XQ, Hu FL. Phenylephrine-provoked endoscopy reveals an occult Dieulafoy’s lesion in a duodenal diverticulum: A case report and review of literature. World J Gastroenterol 2026; 32(44): 121710 [DOI: 10.3748/wjg.121710]

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