Related Experiment Video
Updated: Jun 11, 2026
08:43
Chronic Ovine Model of Right Ventricular Failure and Functional Tricuspid Regurgitation
Published on: March 17, 2023
Preoperative Intestinal Preconditioning to Prevent Postoperative Vasoplegia After Tricuspid Valve Surgery
Paulina Ramirez-Jaramillo1, Mateo Marin-Cuartas1, Bettina Pfannmüller2
1University Department of Cardiac Surgery, Leipzig Heart Center, Leipzig, Germany.
Annals of Thoracic Surgery Short Reports
|June 10, 2026
Summary
Preoperative intestinal preconditioning significantly reduced vasoplegia after tricuspid valve surgery. This intervention may improve outcomes by lowering mortality and intensive care unit length of stay.
Area of Science:
- Cardiology
- Gastroenterology
- Surgical Critical Care
Background:
- Right ventricular dysfunction can cause portal hypertension, leading to bacterial translocation and systemic inflammation post-tricuspid valve surgery.
- Postoperative vasoplegia is a serious complication following tricuspid valve surgery.
Purpose of the Study:
- To investigate the efficacy of preoperative intestinal preconditioning in preventing vasoplegia after tricuspid valve surgery.
- To assess the impact of oral antibiotics and laxatives on postoperative complications.
Main Methods:
- Retrospective analysis of 142 patients undergoing tricuspid valve surgery between 2017 and 2021.
- Comparison of outcomes between patients receiving preoperative intestinal preconditioning and those who did not.
- Primary outcomes included in-hospital mortality and vasoplegia; secondary outcomes were ICU and hospital length of stay.
Main Results:
- Vasoplegia occurred in 0% of patients with preconditioning versus 9.2% without (P=.04).
- In-hospital mortality was comparable between groups (6.8% vs 5.1%, P=.7).
- Patients without vasoplegia showed significantly lower mortality and shorter ICU length of stay.
Conclusions:
- Preoperative intestinal preconditioning may be a protective strategy against postoperative vasoplegia in tricuspid valve surgery patients.
- Reduced vasoplegia rates correlate with improved in-hospital mortality and shorter lengths of stay in intensive care and hospital settings.
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