Jianzhen Ren

Fuxin Road, Longgang District
Shenzhen, China

Last Updated: 09/26/2026

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Found 12 publications

Correction: Efficacy of endoscopic intermuscular dissection vs. endoscopic submucosal dissection in treating rectal neuroendocrine tumors < 10 mm.

Correction: Efficacy of endoscopic intermuscular dissection vs. endoscopic submucosal dissection in treating rectal neuroendocrine tumors < 10 mm.

Journal: Endoscopy international open

Published: September 22, 2025

Single-use cholangioscope-assisted diagnosis of a large sessile serrated lesion within the appendix.

Single-use cholangioscope-assisted diagnosis of a large sessile serrated lesion within the appendix.

Journal: Endoscopy

Published: February 05, 2025

Efficacy of endoscopic intermuscular dissection vs. endoscopic submucosal dissection in treating rectal neuroendocrine tumors < 10 mm.

Efficacy of endoscopic intermuscular dissection vs. endoscopic submucosal dissection in treating rectal neuroendocrine tumors < 10 mm.

Journal: Endoscopy international open

Published: January 22, 2025

Unexpectedly detected appendiceal perforation during endoscopic direct appendicitis therapy despite negative preoperative computed tomography imaging.

Unexpectedly detected appendiceal perforation during endoscopic direct appendicitis therapy despite negative preoperative computed tomography imaging.

Journal: Endoscopy

Published: November 22, 2024

Endoscopic intermuscular dissection for management of 10- to 20-mm rectal neuroendocrine tumors: Pilot study (with video).

Endoscopic intermuscular dissection for management of 10- to 20-mm rectal neuroendocrine tumors: Pilot study (with video).

Journal: Endoscopy international open

Published: November 18, 2024

Intestinal organoids in inflammatory bowel disease: advances, applications, and future directions.

Intestinal organoids in inflammatory bowel disease: advances, applications, and future directions.

Journal: Frontiers in cell and developmental biology

Published: October 28, 2024

First report of the use of a digital single-operator cholangioscope for endoscopic direct diverticulitis therapy.

First report of the use of a digital single-operator cholangioscope for endoscopic direct diverticulitis therapy.

Journal: Endoscopy

Published: September 27, 2024

Endoscopic direct therapy for appendicitis and diverticulitis in one patient with right-sided abdominal pain.

Endoscopic direct therapy for appendicitis and diverticulitis in one patient with right-sided abdominal pain.

Journal: Endoscopy

Published: August 07, 2024

Unexpected extraluminal omental bleeding during endoscopic full-thickness resection for a gastric subepithelial lesion.

Unexpected extraluminal omental bleeding during endoscopic full-thickness resection for a gastric subepithelial lesion.

Journal: Endoscopy

Published: July 29, 2024

First report of the use of a digital single-operator cholangioscope for endoscopic direct diverticulitis therapy.

First report of the use of a digital single-operator cholangioscope for endoscopic direct diverticulitis therapy.

Journal: Endoscopy

Published: June 06, 2024

Underwater endoscopic submucosal dissection with dental floss traction for the treatment of early pharyngeal cancer.

Underwater endoscopic submucosal dissection with dental floss traction for the treatment of early pharyngeal cancer.

Journal: Endoscopy

Published: November 20, 2023

Endoscopic intermuscular dissection in the management of a rectal neuroendocrine tumor.

Endoscopic intermuscular dissection in the management of a rectal neuroendocrine tumor.

Journal: Endoscopy

Published: August 21, 2023

Showing 1-12 of 12

Last Updated: 09/26/2026