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[Percutaneous coronary atherectomy by the Simpson's technique]
1Universidade Federal do Rio Grande, Hospital de Clínicas de Porto Alegre.
Insights
Directional coronary atherectomy (DCA) successfully treated restenosis after angioplasty in three patients. This plaque-removing procedure offers a promising alternative for specific coronary artery disease cases.
Area of Science:
- Cardiology
- Interventional Cardiology
- Vascular Surgery
Background:
- Coronary artery disease often involves plaque buildup, leading to restenosis after procedures like percutaneous transluminal coronary angioplasty (PTCA).
- Directional coronary atherectomy (DCA) is an interventional technique designed to remove atheromatous plaque from coronary arteries.
Abstract:
The directional coronary atherectomy (DCA) is a percutaneous procedure which can be performed to cut and retrieve the plaque of coronary arteries. This procedure was performed by Simpson's technique at Hospital de Clínicas de Porto Alegre with success in three patients with restenosis of percutaneous transluminal coronary angioplasty (PTCA) in the anterior descending coronary. The criteria of successfully treated lesions are: tissue yield of the plaque, residual stenosis less than 30%, smoothness borders of the lesions in the end of procedure and absence of complications. Our initial experience with the method is satisfactory and DCA is an alternative to PTCA for selected cases of coronary artery disease.