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Standardized Technique of Aortic Valve Re-implantation for Valve-sparing Aortic Root Replacement
Published on: December 11, 2017
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Aortic Valve Intervention During Aortic Root Surgery in Children: A Systematic Review
Maria Rodriguez1,2, Anahita Malvea2, Dayre McNally3
1Division of Cardiovascular Surgery, 27338Children's Hospital of Eastern Ontario, Ottawa, Ontario, Canada.
World Journal for Pediatric & Congenital Heart Surgery
|August 28, 2020
Summary
Surgical management of pediatric aortic root dilatation is challenging. Valve-sparing aortic root surgery shows excellent survival up to one year, but long-term mortality and reintervention rates increase.
Area of Science:
- Cardiology
- Pediatric Surgery
- Thoracic Surgery
Background:
- Pediatric aortic root dilatation is a critical condition lacking surgical management guidelines.
- Aortic valve interventions during aortic root surgery require further analysis for improved decision-making.
Purpose of the Study:
- To analyze data on aortic valve interventions during pediatric aortic root surgery.
- To guide surgical decision-making for this life-threatening condition.
Main Methods:
- Comprehensive literature search across multiple databases (MEDLINE, Embase, CENTRAL, etc.).
- Inclusion of randomized controlled trials, cohorts, and case series from 1999-2019.
- Focus on pediatric patients (0-18 years) undergoing valve-sparing or valve-replacing aortic root surgery.
Main Results:
- Five observational studies involving 81 pediatric patients were identified.
- Valve-sparing procedures included reimplantation (74%) and remodeling (26%).
- No mortality reported up to one year; long-term mortality rate was 0.02/patient-year and reintervention rate was 0.08/patient-year.
Conclusions:
- Limited data exists on aortic valve intervention during pediatric aortic root surgery.
- Valve-sparing aortic root surgery demonstrates excellent short-term survival, with increased long-term mortality and reintervention rates.
- Small sample sizes and lack of controlled studies hinder direct comparison of surgical techniques.
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