Intra-biliary cleansing during secondary duodenoscopic removal of duodenal bend biliary stents: A retrospective cohort study

doi:10.4240/wjgs.v17.i11.110036

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World Journal of Gastrointestinal Surgery

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1948-9366

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

Retrospective Cohort Study

World J Gastrointest Surg. Nov 27, 2025; 17(11): 110036
Published online Nov 27, 2025. doi: 10.4240/wjgs.v17.i11.110036

Table 2 Primary and secondary outcomes, n (%)

Variable	Total (n = 546)	SPBSG (n = 228)	DBBSG (n = 318)	P value
Chyme				< 0.001
No	450 (82.42)	206 (90.35)	244 (76.73)
Yes	96 (17.58)	22 (9.65)	74 (23.27)
CBDS				< 0.001
No	362 (66.30)	180 (78.95)	182 (57.23)
Yes	184 (33.70)	48 (21.05)	136 (42.77)
Acute cholangitis				0.816
No	521 (95.42)	217 (95.18)	304 (95.60)
Yes	25 (4.58)	11 (4.82)	14 (4.40)
Stent displacement				0.335
No	524 (95.97)	221 (96.93)	303 (95.28)
Yes	22 (4.03)	7 (3.07)	15 (4.72)

DBBSG: Duodenal bend biliary stent group; SPBSG: Single pigtail biliary stent group; Chyme: Chyme reflux into the bile duct; CBDS: Common bile duct stones.

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Citation: Zhang HL, Zhang C, Qiu C, Zhang BS, Huang AH, Yang JS, Jiang ZY, Zheng L, Hu H, Yang YL. Intra-biliary cleansing during secondary duodenoscopic removal of duodenal bend biliary stents: A retrospective cohort study. World J Gastrointest Surg 2025; 17(11): 110036
URL: https://www.wjgnet.com/1948-9366/full/v17/i11/110036.htm
DOI: https://dx.doi.org/10.4240/wjgs.v17.i11.110036

Zhang HL, Zhang C, Qiu C, Zhang BS, Huang AH, Yang JS, Jiang ZY, Zheng L, Hu H, Yang YL. Intra-biliary cleansing during secondary duodenoscopic removal of duodenal bend biliary stents: A retrospective cohort study. World J Gastrointest Surg 2025; 17(11): 110036 [PMID: 41357665 DOI: 10.4240/wjgs.v17.i11.110036]

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