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13475214
CV 2
Description
2
No tags specified
exam3
lecture10
patho
pathophysiology
exam 3
Mind Map by
Sean Nguyen
, updated more than 1 year ago
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Created by
Sean Nguyen
over 6 years ago
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Resource summary
CV 2
Most common type of heart failure
Failure of the left side of the heart
2 Categories
Systolic Heart Failure
LV contractility is not great enough to maintain CO
Early Stage Compensation
Decreased CO
Decreased BP
RAAS stimulation
Increased Na+ reabsorption
Increased blood Osm
Increased ADH
Increased H2O absorption
Thirst
Increased fluid intake
Increased BV
Increased blood entering the heart per beat
Heart wall stretches
Increased Angiotensin II
Arterial vasoconstriction
Increased TPR
Increased sympathetic output
Increased contractility
Increased SV
Increased CO
Increased BP
Arterial vasoconstriction
Increased TPR
Diastolic Heart Failure
3 Effects
1 Decreased LV compliance
2 Increased resistance
3 Backflow into pulmonary circulation
Principle Sign
Pulmonary Edema
Fluid build up w/i lungs
4 Consequences
1 Decreased gas dexchange
2 Dyspnea
3 Cyanosis
4 Respiratory acidosis
Decreased blood pH due to increased CO2
Blue skin due to decreased O2
4 Treatments
1 Diuretics
2 Inotropic Drugs
Increase contractility
3 Intra-aortic Balloon Pump
Helps push blood through systemic circulation to reduce workload on heart
4 LV Assist Device
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