The problem with previous stents: Up to 1½% of patients have a stroke within 30 days of the procedure. "If the plaque material is soft enough or unstable enough, it can still go up to the brain and ...

DEAR MAYO CLINIC: I have a blockage to my right internal carotid artery. The doctor has recommended either a carotid endarterectomy or angioplasty with stent. I would like additional information and a ...

DEAR MAYO CLINIC: I have 50-percent blockage of my carotid arteries on both sides. What is the recommended treatment? The purpose of treatment for carotid artery disease is to prevent a stroke. But ...

Q: I've been told I my carotid artery may produce a blockage. What can I do? A: A stroke is a serious medical emergency that can leave a person paralyzed or debilitated for life. When a stroke occurs, ...

John Davis’ resume includes serving as a test engineer of radar systems on the Apollo modules that went to the moon. The retired engineer knows firsthand about the value of testing, minding details ...

Carotid angioplasty and stenting can help open up blocked carotid arteries. It’s often used to help prevent strokes, and your doctor might recommend it if you have a blocked artery. If you’re feeling ...

I have a carotid artery problem. My right side is 79 percent blocked, but the left side is clear. My eye doctor said that surgery would not be necessary because the left side could take over if the ...