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Pediatric cardiac catheterization
1C. S. Mott Hospital, University of Michigan Health Systems, Ann Arbor, Michigan 48109, USA. rocchini@umich.edu
Insights
Interventional pediatric cardiology advances include new devices for atrial septal defects and aortic coarctation. Emerging techniques and imaging technologies like MRI are transforming treatment options for complex pediatric heart conditions.
Area of Science:
- Pediatric Cardiology
- Interventional Cardiology
- Medical Device Technology
Background:
- Interventional pediatric cardiology has shifted from angioplasty to device-based interventions.
- Recent publications highlight advancements in device safety and efficacy for congenital heart defects.
Purpose of the Study:
- To review key articles from the past year on interventional cardiology in pediatric patients.
- To summarize the evaluation of atrial septal defect devices, patent ductus occluders, and aortic coarctation stents.
- To discuss the resurgence of modified older technologies and novel interventional techniques.
Main Methods:
- Literature review of publications from the past year focusing on interventional pediatric cardiology.
- Evaluation of safety and efficacy data for specific cardiac devices and interventions.
- Analysis of emerging technologies and imaging modalities.
Main Results:
- Atrial septal defect devices, patent ductus occluders, and aortic coarctation stents demonstrate established safety and efficacy.
- Modified older technologies, including balloon angioplasty for low birth weight infants and coronary interventions, are finding new applications.
- Balloon pulmonary angioplasty is effective for chronic thromboembolic pulmonary hypertension.
- Transcatheter pulmonary valve implantation represents a significant new interventional technique.
Conclusions:
- Interventional pediatric cardiology is rapidly evolving with advanced device closures and stenting procedures.
- Repurposed and modified technologies offer expanded treatment avenues for pediatric heart conditions.
- Real-time MRI is poised to become the leading imaging tool, potentially replacing fluoroscopy in pediatric interventional cardiology.
Abstract:
The publications of 2000 and 2001 stress how interventional pediatric cardiology has moved from angioplasty to device placement. This review summarizes the important articles during the past year that evaluated the safety and efficacy of atrial septal defect devices, patent ductus occluders, and stents to treat coarctation of the aorta. The past year has also seen the emergence of old technologies that have been modified and expanded for new applications. The three areas of old technology reviewed are (1) using balloon angioplasty to palliate low birth weight infants with critical coarctation, (2) using coronary interventions in the pediatric patient, and (3) using balloon pulmonary angioplasty to treat patients with chronic thromboembolic pulmonary hypertension. Finally, this review describes the development of a new interventional technique, transcatheter implantation of a pulmonary valve, and outlines how real-time MRI in the next decade likely will replace x-ray fluoroscopy as the primary diagnostic and interventional imaging tool for the pediatric cardiologist.