Congestive Heart Failure Flashcards

1
Q

CO=

A

SV x HR

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2
Q

SV comprised of what?

A

contractility, preload, afterload

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3
Q

MAP=

A

2/3 diastolic + 1/3 systolic

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4
Q

nesiritide MOA?

A

mimic ANP ausing natiuresis

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5
Q

PE of CHF?

A

S3, S4, RV heave, cheyne stokes breathing

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6
Q

BNP in obesity?

A

decreased

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7
Q

BNP in renal failure, elderly, sepsis?

A

increased

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8
Q

cardiomems, who is it for, whats the benefit?

A

NYHA class III, reduce CHF hospitalizations, improves QOL

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9
Q

Pagets disease mechanism of heart failure?

A

high output heart failure from AVM within bones

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10
Q

tx for pagets disease?

A

bisphophinates

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11
Q

who gets an ICD with CHF?

A

NYHA class III, EF <35%, 40 days after event

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12
Q

who gets CRT/BVD in CHF?

A

EF <35%, NYHA III IV, widened QRS

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13
Q

mortality improvements in CHF?

A

eplerenone, CRT, valsartan sacubitril

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14
Q

valsartan sacubitril compared with ACE?

A

VS >ACE

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15
Q

who gets eplerenone/aldactone?

A

aldosterone antagonist, <40% EF

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16
Q

when to use mineralocorticoid antagonist (eplerenone or spironolactone) in MI?

A

mortality benefit in people post MI with CHF and EF <40%

17
Q

positive pressure effect on both preload and afterload?

A

decreases both
preload- dec venous return
afterload- dec ventricular radius

18
Q

meds best capable of remodeling LV?

A

ARB>CCB>ACE>BB

19
Q

CXR findings in CHF?

A

effusion, cardiomegaly, redistribution of blood flow to the upper lobes