Front | Back |
Coronary Artery Disease (definition)
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Progressive narrowing of coronary arteries by atherosclerosis
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CAD- adhesion
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Platelets BIND to receptors
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CAD- activation
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Platelets CHANGE shape and activate receptors
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CAD- aggregation
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Platelets CLUMP together
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Risk factors of CAD
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Men >45 & Women > 55
Family Hx, high LDL, low HDL, smoking, HTN, inactivity, overweight, diabetes, caffeine
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CAD DX- 12- lead electrocardiogram (ECG)
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Identifies rhythm disturbances, ischemia, injury or infarct
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CAD DX- Excerise tolerance test (stress test)
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Increase demand on heart (treadmill)
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What can you administer for stress test if patient cannot tolerate exercise?
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Adenosine
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CAD DX- Echocardiography
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Ultrasound to visualize cardiac structures
(shows valves and blood flow)
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Cardiac Catherization- measures?
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Heart pressures and cardiac output
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Cardiac Catherization-
Left side of heart insert in?
Right side of heart insert in?
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Right- up a vein
left- up an artery
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Post- cardiac catherterization care
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- hold with 20 lbs of pressure for 20 minutes
- monitor bleeding
- monitor pulses
- administer antiplatelet drugs
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How soon can patient be discharged after cardiac catheterization?
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6-8 hours (depends on diagnosis)
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CAD- check what Laboratory tests?
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CBC, K+, Mg +, Ca+, Na+
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Normal CBC (both Hgb and Hct)
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Hgb = 12-18
Hct = 40-50
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