A tiny balloon at the conclusion of the catheter is inflated to open the narrowed artery. A metal stent is inserted to stop the artery from narrowing again. Vascular Surgeon has claimed a repeat ct angiography being accomplished in 6 months. I am really anxious, as my mother passed away https://www.sgvascularctr.com/revealing-the-latest-innovations-in-carotid-artery-disease-treatment/