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[Transcatheter closure of persistent ductus arteriosus]
Marit Lunde Dalen1, Per G Bjørnstad
1Bernehjerteseksjonen, Rikshospitalet, Oslo. m.l.dalen@studmed.uio.no
Summary
Transcatheter occlusion is a safe and effective treatment for persistent ductus arteriosus. The Amplatzer duct occluder demonstrated superior outcomes compared to other devices in this study.
Area of Science:
- Cardiology
- Interventional Cardiology
- Pediatric Cardiology
Background:
- Transcatheter occlusion has become the preferred method for treating persistent ductus arteriosus, largely replacing surgical interventions.
- Evaluating the efficacy and safety of transcatheter occlusion procedures is crucial for optimizing patient care.
Purpose of the Study:
- To assess the outcomes of transcatheter occlusion for persistent ductus arteriosus at Rikshospitalet.
- To compare the effectiveness of different occluding devices used in the procedure.
Main Methods:
- A retrospective analysis of 211 patients undergoing transcatheter occlusion for persistent ductus arteriosus between September 1989 and 2001.
- Evaluation of procedural success rates and complications associated with Rashkind double umbrella, coils, and Amplatzer duct occluder implantation.
Main Results:
- Successful implantation rates were high across all devices: 97% for Rashkind double umbrella, 97% for coils, and 97% for Amplatzer duct occluder.
- Complete ductal closure was achieved in 93% of patients after initial procedures and reinterventions.
- The Amplatzer duct occluder showed a 100% complete occlusion rate in first procedures, outperforming coils (93%) and the Rashkind device (77%).
Conclusions:
- Transcatheter occlusion of persistent ductus arteriosus is a safe and highly effective treatment modality.
- The Amplatzer duct occluder appears to be the most effective device, offering superior closure rates compared to the Rashkind double umbrella and coils.