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[Percutaneous transluminal angioplasty in complex congenital cardiopathies. Apropos of 2 cases]
Insights
Percutaneous transluminal angioplasty (PTA) is now a safe alternative for treating congenital heart diseases like pulmonary and aortic stenosis. This minimally invasive procedure offers clinical improvement for complex heart conditions, even when surgery is high-risk.
Area of Science:
- Interventional Cardiology
- Pediatric Cardiology
- Congenital Heart Disease
Background:
- Percutaneous transluminal angioplasty (PTA) is established for peripheral, renal, and coronary artery stenosis.
- Its application is expanding to treat congenital heart diseases.
Observation:
- PTA serves as a safe alternative to surgery for pulmonary or aortic orificial stenosis.
- It can be used palliatively for complex lesions or high-risk surgical cases.
- Two novel cases involved PTA for ductus arteriosus dilation in single ventricle and severe pulmonary orifice stenosis.
Findings:
- Both cases demonstrated successful hemodynamic and angiographic outcomes.
- Significant clinical improvement was observed post-procedure.
- The study reviews existing literature on PTA for complex congenital heart diseases.
Implications:
- PTA is a viable, less invasive option for specific congenital heart defects.
- It provides effective palliation and can bridge patients to surgery.
- This technique expands treatment possibilities for complex pediatric cardiac conditions.
Abstract:
Percutaneous transluminal angioplasty (PTA), already widely used in stenosis of peripheral, renal or coronary arteries, has now been extended to congenital heart diseases. Thus, in pulmonary or aortic orificial stenosis this simple and fairly safe method has proved to be a suitable alternative to surgery. In other cases it may be used for tiding the patient over a critical period pending surgery. Finally, PTA may be performed as a palliative treatment of lesions that are too complex for surgery or carry an excessively high operative risk. This applies to the two cases reported here, where PTA enabled us to dilate: the ductus arteriosus in a patient with single ventricle--an application which, to our knowledge, has not yet been reported--and a strongly stenotic pulmonary orifice associated with a complex heart disease. In both cases PTA was successful both haemodynamically and angiographically and was followed by marked clinical improvement. The published cases of complex congenital heart diseases where PTA has been used are reviewed.