Analysis of adverse events with lumen apposing metal stents for drainage of pancreatic fluid collections

Background and study aims Innovations in endoscopic management of pancreatic fluid collections (PFCs) using lumen apposing metal stents (LAMS) have rendered it a preferred approach for drainage of PFCs. These advances have not come without concern for adverse events (AEs). We present our experience with LAMS for drainage of PFCs and analyze factors that contribute to LAMS-related AEs. Patients and methods From November 2015 to October 2021, a retrospective analysis was performed of patients undergoing endoscopic management of PFCs using LAMS. All AEs were classified as either early (<48 hours) or late (>48 hours). Univariate and multivariate analysis were performed using logistic regression to assess the relationship between independent variables and AEs. Results A total of 119 patients with symptomatic PFCs underwent endoscopic drainage with LAMS. There were 16 AEs (12.4%). These included systemic inflammatory response syndrome (SIRS) (n=2), stent occlusion (n=5), bleeding (n=7), and stent migration (n=2). Univariate analysis of risk of AEs showed that no variables approached statistical significance. Of the seven patients who developed bleeding, five had pseudoaneurysms following LAMS placement and underwent angioembolization by an interventional radiologist. The average time to bleeding was 9.3 days (standard deviation 7.3) with all bleeding events occurring within 3 weeks. In a multivariate model, pseudocysts and presence of paracolic gutter extension were associated with an increased risk of bleeding. Conclusions Endoscopists should be aware of the risk factors for LAMS-related bleeding and tailor their drainage strategy, including utilization of plastic stents for drainage of pseudocysts and adherence to a strict imaging interval and follow-up protocol.

Location
Deutsche Nationalbibliothek Frankfurt am Main
Extent
Online-Ressource
Language
Englisch

Bibliographic citation
Analysis of adverse events with lumen apposing metal stents for drainage of pancreatic fluid collections ; volume:11 ; number:12 ; year:2023 ; pages:E1153-E1160
Endoscopy International Open ; 11, Heft 12 (2023), E1153-E1160

Contributor
Pawa, Rishi
Dorrell, Robert
Nguyen, Madison
Russell, Greg
Gilliam, John

DOI
10.1055/a-2197-3731
URN
urn:nbn:de:101:1-2024012512373088770939
Rights
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Last update
15.08.2025, 7:33 AM CEST

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Associated

  • Pawa, Rishi
  • Dorrell, Robert
  • Nguyen, Madison
  • Russell, Greg
  • Gilliam, John

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