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DOI: 10.1055/s-0042-1744732
OUTCOMES OF COMBINED MANAGEMENT BILIARY AND GASTRIC OUTLET OBSTRUCTION (CABRIOLET STUDY): A MULTICENTRE RETROSPECTIVE ANALYSIS
Aims Combined Biliary (BO) and Gastric Outlet Obstruction (GOO) is a challenging scenario, even in the era of therapeutic EUS, as GOO might reduce the clinical success of EUS-guided biliary drainage. Little is known on post-procedural dysfunction-free survival (DFS) of different combinations used to treat double obstruction (DO).
Methods All consecutive patients with DO treated between 2016-2021 in 3 tertiary academic centres were eligible if between-procedures interval < 180days and post-procedural follow-up (FU) > 30 days. Multiple combinations were allowed involving duodenal stenting [DS], EUS-guided gastroenterostomy [EUS-GE], hepaticogastrostomy [EUS-HGS], choledochoduodenostomy [EUS-CDS], transpapillary stenting [TPS]. Primary outcome was any recurrent BO/DO needing reintervention. DFS probability was estimated by Kaplan-Meier analysis.
Results Ninety-three patients with DO were eligible (male 46%; median age 67 [60-76]; pancreatic cancer 73%), resulting in 103 procedure combinations. Combinations with DS experienced more primary failure than those using EUS-GE (OR=3.2 [0.94-11.1]). Different combinations showed significantly different risk of recurrence during FU (p=0.009). EUS-GE+HG combination showed the longest estimated DFS, while DS+EUS-CD and DS overlying TPS the shortest, with a recurrence HR of 5.1 [1.9-14.1] and 2.6 [1.2-5.9] respectively.
Conclusions Despite the limitations of an underpowered inclusion per each combination, this study suggests that combinations including DS versus EUS-GE are more prone to dysfunction, while introducing new to-be-proven trends. EUS-CD might have reduced efficacy and patency in the context of GOO, either above a DS or with GE in place. GE+HG in this setting seems promising. Combined obstruction deserves specific prospective evaluation beyond the expected results of single procedures.
Publication History
Article published online:
14 April 2022
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