Clinical Challenges in Vascular Surgery: Asymptomatic Carotid Artery Stenosis

Behind The Knife: The Surgery Podcast · May 7, 2026 · 33m · transcript

For decades, a tight carotid stenosis felt like a ticking time bomb — a plaque waiting to throw an embolus and cause the next stroke. We were taught that severe narrowing meant surgery, and trials like ACAS and ACST-1 seemed to prove it. But medicine has changed. Statins, antiplatelets, tighter blood pressure control, even PCSK9 and GLP-1 therapies have quietly slashed stroke risk, and now newer data from CREST-2 suggest that for many asymptomatic patients, the knife — or the stent — may not add much at all. So if modern medical therapy works better than ever… who actually benefits from…