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Valve replacement in children: early and late results
M Rubino1, G Stellin, A Mazzucco
1Department of Cardiovascular Surgery, University of Padova Medical School, Italy.
The Thoracic and Cardiovascular Surgeon
|February 1, 1989
Summary
Prosthetic valve replacement in children shows a 14-year survival of 62.5%. This study reviewed 29 pediatric patients, finding no significant differences in survival based on prosthesis type or valve position.
Area of Science:
- Cardiovascular Surgery
- Pediatric Cardiology
- Biomaterials Science
Background:
- Prosthetic valve replacement (PVR) in pediatric patients presents unique challenges.
- Long-term outcomes and complication rates require careful evaluation.
Purpose of the Study:
- To analyze the outcomes and complications of prosthetic valve replacement in a pediatric cohort.
- To assess survival rates and identify factors influencing outcomes in children undergoing PVR.
Main Methods:
- Retrospective review of 29 pediatric patients (3.5-15 years) who underwent PVR between 1970 and 1986.
- Analysis of indications, types of prostheses (mechanical vs. biological), valve positions, and follow-up data.
- Actuarial survival analysis was performed.
Main Results:
- Overall 14-year actuarial survival was 62.5% +/- 10.2%.
- No significant difference in survival was observed between aortic and mitral valve replacement, nor between mechanical and biological prostheses.
- No embolic or anticoagulant-related complications were documented.
Conclusions:
- Prosthetic valve replacement in children can achieve moderate long-term survival.
- Outcomes appear comparable between mechanical and biological prostheses and across different valve positions.
- Further research is needed to optimize PVR strategies in pediatric populations.