Below is an instruction from Human. Write a response.
    ### Instruction:
    What are the symptoms of Carotid Artery Disease ?
    ### Response:
    Carotid artery disease may not cause signs or symptoms until it severely narrows or blocks a carotid artery. Signs and symptoms may include a bruit, a transient ischemic attack(TIA), or a stroke.
                
Bruit
                
During a physical exam, your doctor may listen to your carotid arteries with a stethoscope.
    