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Vasopressin as a postoperative management strategy in Fontan procedure: a comparative study
Shubhadeep Das1, Debasis Das2, Nilanjan Dutta2
1Pediatric Cardiac Intensive Care Unit, Narayana Superspeciality Hospital, Howrah, West Bengal India.
Indian Journal of Thoracic and Cardiovascular Surgery
|March 27, 2025
Summary
Postoperative vasopressin did not significantly reduce pleural effusion or hospital stays in Fontan procedure patients. Further research is needed to explore vasopressin
Area of Science:
- Cardiology
- Pediatric Cardiac Surgery
- Critical Care Medicine
Background:
- The Fontan procedure is essential for treating univentricular heart conditions.
- Prolonged pleural effusions are a common complication post-Fontan procedure, delaying recovery.
- Effective management of post-Fontan pleural effusions is critical for improving patient outcomes.
Purpose of the Study:
- To evaluate the efficacy of vasopressin in mitigating postoperative pleural effusion after the Fontan procedure.
- To assess the impact of vasopressin on chest tube drainage and hospital recovery times.
- To determine if vasopressin improves fluid balance and reduces intensive care unit (ICU) stays.
Main Methods:
- A comparative observational study design was employed, reviewing patient records from October 2021 to September 2023.
- Two cohorts of 23 patients each were analyzed: a vasopressin group (VP) and a historical control group (NVP).
- Exclusion criteria included patients who underwent a fenestrated Fontan procedure; vasopressin was administered postoperatively to the VP group.
Main Results:
- No statistically significant differences were observed in primary outcomes (pleural effusion volume and duration) between the VP and NVP groups.
- Median total drain output was 69.4 ml/kg in the VP group versus 53.9 ml/kg in the NVP group (p=0.96).
- Secondary outcomes, including chest tube duration, hospital stay, and ICU stay, showed no significant improvement with vasopressin administration.
Conclusions:
- Vasopressin administration did not demonstrate a significant effect on reducing pleural effusion or hospital length of stay in patients undergoing the Fontan procedure.
- The findings suggest a limited role for vasopressin in managing postoperative pleural effusions in this patient population.
- Further investigation is warranted to explore potential benefits in specific subgroups or for acute hemodynamic instability post-Fontan surgery.
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