For cerebral angiography, your physician will insert a skinny, flexible tube identified as a catheter into your carotid artery. Dye will probably be injected, after which an X-ray might be taken to perspective any abnormalities. This exam is a lot more invasive than another types of imaging, making it riskier. https://carotid-artery-disease-tr27148.illawiki.com/1317502/about_carotid_artery_disease_treatment