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Title:

Carotid Artery Disease

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fatty deposits (plaque) collects and narrows the arteries ... an already narrowed artery. plaque breaks off and becomes lodged in a smaller artery in the brain ... – PowerPoint PPT presentation

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Title: Carotid Artery Disease


1
Carotid Artery Disease
  • For HED 491
  • by
  • Emily J. Annable

2
What is CAD?
  • a disease of the vessels that lead to the
    head and brain
  • CAD slows oxygenated blood flow to the brain
  • brain does not receive an adequate blood supply
    causing a STROKE

3
STROKE
  • gt 50 are due to CAD
  • 3rd leading cause of death
  • leaves survivors with physical mental
    disabilities
  • 70 billion annually to care for survivors

4
CAD Stroke Risk 3 Ways
  • fatty deposits (plaque) collects and narrows the
    arteries
  • blood clot becomes wedged in an already narrowed
    artery
  • plaque breaks off and becomes lodged in a smaller
    artery in the brain

5
Plaque Thrombus
6
Symptoms of CAD
  • may be none
  • transient ischemic attacks (TIA)
  • numbness, weakness, paralysis
  • facial muscle drooping
  • loss of or slurred speech
  • blurring or vision loss
  • loss of consciousness

7
Main Risk Factors
  • high LDL (bad cholesterol)
  • hypertension
  • smoking
  • family history of coronary artery disease
  • diabetes
  • obesity
  • lack of exercise

8
Screening Methods
  • clinical auscultation for bruits imperfect
  • non-invasive sonography and Doppler ultrasound
  • angiography

9
Carotid Artery Study -- Normal
10
Carotid Artery Study -- Stenosis
11
Carotid Artery Study -- Normal
12
Carotid Endarterectomy
Plaque specimen
13
CAD Treatment
  • lifestyle modification prevention is best
    defense!
  • aspirin therapy (anticoagulation meds)
  • surgery carotid endartarectomy

14
Thanks!!
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