heartfailuredrugsspring10

heartfailuredrugsspring10 - Treating Heart Failure Susan...

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Treating Heart Failure Susan Hampson
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The Cardiac Cycle Systole Diastole
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Cardiac Output Volume of blood that leaves the heart in 1 minute Is the product of stroke volume x heart rate Stroke volume depends on preload, contractility, and afterload.
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Heart Failure Syndrome in which heart is unable to pump sufficient blood to meet tissue metabolic needs Left vs. Right Heart Failure
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Pharmacologic Agents Used in Heart Failure ACE Inhibitors Diuretics Beta blockers Cardiac glycosides
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Classification for CHF Class I asymptomatic Class II SOB with moderate activity Class III SOB with minimal activity Class IV SOB at rest
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ACE Inhibitors Prevent conversion of angiotensin I to angiotensin II Prevent progression of LV dilation Reduce mortality from heart failure Approved Agents: captopril, lisinopril, enalapril
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Diuretics Act on nephrons to increase urinary output Decrease PVR and circulating volume Reduce workload on heart
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This note was uploaded on 05/30/2011 for the course NUR 212 taught by Professor Susanhampson during the Spring '11 term at St. Xavier.

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heartfailuredrugsspring10 - Treating Heart Failure Susan...

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