Carotid artery blockage and risk of stroke

Patient

Q: After ultrasound on my neck it was determined my artriey on the left side was completly blocked. is it wise to wait 2 wks before seeing the doctor again, as stroke can occur if surger is not done

Doctor

A:   The level of severity depend on the amount of blockage of the carotid artery. A block of more than 70% is considered significant and warrants immediate attention by a cardiovascular surgeon as there is an increased risk of stroke.

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