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Wireless Telemetry Device Implantation in a Fontan Ovine Model for Continuous and Long-Term Hemodynamic Monitoring
Published on: May 2, 2025
[The problem of follow-up period after Fontan operation]
Insights
Complications after the Fontan operation, including circulatory failure and arrhythmias, are frequent, often appearing within 2-3 years post-surgery. Understanding these risks is crucial for managing congenital heart failure patients.
Area of Science:
- Cardiology
- Pediatric Cardiac Surgery
- Congenital Heart Disease
Background:
- The Fontan operation is a palliative procedure for complex congenital heart defects.
- Post-operative complications significantly impact long-term outcomes.
- Identifying risk factors for complications is essential for patient management.
Purpose of the Study:
- To analyze the frequency and types of complications following the Fontan operation.
- To investigate the influence of congenital heart failure type, surgical method, and preoperative patient characteristics on complication development.
- To review treatment strategies for various complications.
Main Methods:
- Retrospective analysis of patients undergoing Fontan operation.
- Correlation of complication occurrence with clinical, hemodynamic, and surgical factors.
- Review of treatment outcomes for surgical, endovascular, and conservative management of complications.
Main Results:
- Circulatory failure, heart rhythm disturbances, and protein-losing enteropathy were the most common complications.
- The majority of complications manifested within the first 2-3 years after surgery.
- Complication patterns varied based on the form of congenital heart failure and patient characteristics.
Conclusions:
- Fontan operation complications are common and typically emerge early post-operatively.
- Tailoring surgical and management strategies based on individual patient profiles may mitigate risks.
- Further research into optimizing long-term care for Fontan survivors is warranted.
Abstract:
The study was designed to analyse the frequency and structure of complications after Fontan operation depending on the form of congenital heart failure (CHF), method of surgery, patients' clinical and hemodynamic characteristics in the preoperative period. Results of surgical and endovascular treatment of different complications and strategies of conservative therapy are discussed. The most common complications of Fontan surgery were circulatory failure, disturbances of heart rhythm, and protein-losing enteropathy. In the majority of patients, they developed in the first 2-3 years after surgery.
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