valvular heart disease Flashcards

1
Q

mean right atrial pressure

A

0-5

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2
Q

right ventricular pressure

A

25/5

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3
Q

most common cause of tricuspid stenosis in US

A

carcinoid

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4
Q

carvallos sign

A

right side murmurs louder on inhalation

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5
Q

a

A

atrial contraction

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6
Q

x

A

atrial relaxation

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7
Q

v

A

atrial filling

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8
Q

y

A

atrial emptying

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9
Q

cannon A waves

A

tricuspid stenosis also causes blunted y descent

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10
Q

tricuspid stenosis Tx

A

diuretics torsemide, spirolactone(for ascites)

baloon, or bioprostetic

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11
Q

prominent cV wave

A

tricuspid regurg

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12
Q

tricuspid regurg Tx

A

treat primary issue: LV failure or pulmonary HTN

true valvular defect, then use bioprosthetic valve

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13
Q

causes of tricuspid regurg

A
RV dilation (pulmonary HTN)
pulmonic regurg
LV failure
inherent valvular problems
pacemaker catheter injury
endocarditis
MI
sarcoid
RV dysplasia
FenPhen
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14
Q

high pressure PI

A

prolonged RV systole w/split S2 from pulmonary HTN
graham steell murmur
treat by treating pulmonary HTN

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15
Q

low pressure PI

A

very little murmur

watch carefully

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16
Q

mitral valve stenosis on echo

A

honey stick

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17
Q

mitral valve stenosis venous curve

A

high LV wave

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18
Q

mitral valve stenosis of CX

A

straightening of left heart border

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19
Q

mitral stenosis auscultory findings

A
loud S1 (unless calcified)
opening snap (unless calcified) 
rumbling diastolic murmur
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20
Q

syndromes of mitral stenosis

A

mild-moderate w/early pulmonary edema

severe w/bpulmonary HTN right CHF, AF, and low CO

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21
Q

Graham steell murmur

A

at left sternal border from relative PI

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22
Q

Mitral stenosis on EKG

A

neg P wave in V1

RAD

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23
Q

mitral stenosis Tx

A

ECHO evaluation scoreing system 8 or less- vavuloplasty

8-10 needs mechanical or bioprosthetic valve

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24
Q

S3

A

marker for severe mitral regurg

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25
pansystolic murmur causes
VSD mitral regurg tricuspid regurg
26
what lab might reveal onset of CHF
BNP
27
What is the effect of handgrip on mitral regurg murmur
causes blood to backup -> louder
28
what is the effect of squatting on mitral regurg murmur
increased backup and increased pre-load -> louder
29
mitral regurg EKG
LVH, LAH or AF
30
differentiate sudden onset MR from chronic MR
sudden- high LA pressure | chronic- dilated LA w/normal pressure
31
sudden MR causes
papillary m dysfunction ruptured chordae infective endocarditis w/valve perforation
32
chronic MR
LA and LV enlargement seen on CXR
33
venous curve MR
large cV
34
Tx MR
failing heart yields decreased EF (40mm) | needs surgery even when asymptomatic
35
ERO
effective regurgitant ofrifice >40 seen in asymptomatic severe MR patients may show as exercise induced pulmonary HTN on ECHO
36
MR surgery
repair if no calcification in annulus or valve, ERO >40 and chordae can be maintained if not replacement
37
things that make mitral prolapse murmur lounder and longer
standing valsavla amyl nitrate
38
mitral prolapse associated w/
aortic root disease may be part of hyperadrenergic syndrome in young females myxomatous degeneration atrial and ventricular arrhythmias
39
myxomatous degeneration
marfans, ehlers danlos, | associated w/aortic regurg
40
mitral prolapse Tx
beta blockers | mitral valve repair or replacement
41
gallaverdin phenomenon
apex murmur increases after ectopic beat and decreases w/squatting
42
syncope due to aortic stenosis
peripheral vasodilation due to high ventricular pressures stimulating baroreceptors in LV reduced afterload -> increased SV, but that cannot occur due to aortic stenois so BP falls and patient passes out
43
aortic stenosis EKG
LVH and LAH
44
peak valvular gradient
when it reaches 64 can cause LV failure, angina, or syncope
45
aortic stenosis treatment percautions
crossing arotic vavle w/cath for CAD can induce cardiogenic shock, pulmonary edema, stroke or death nitrates also dangerous
46
parvus et tardus
aortic stenosis
47
low gradient, low flow aortic stenosis with reduced EF
failure as a result of increased afterload or another cardiac contractility problem from IHD, MI, fibrosis, or other cardiomyopahty
48
Dx and Tx of aortic stenosis
dobutamine ECHO | <20% increase in SV = no muscle reserve do not replace valve
49
BNP and aortic stenosis
poor prognosis >550 regardless of result of dobutamine echo
50
treating young aortic stenosis
percutanesou vavluloplasty
51
treating old aortic stenosis
bovine valve
52
middle aged aortic stenosis Tx
mechanical plus anticoagulation may need root replacement transcutaenous aortic vavle replacement , but associated w/strokes
53
causes of wide pulse pressure
``` aortic regurg atherosclerosis AV fistula thryrotoxicosis anemia fever heart block ```
54
alfred mussets
nodding of head w/heart beat
55
corrigans pulse
large carotid pulse
56
duroziers pulse
diastolic murmur over femoral a on distal pressure
57
light house
major flushing w/heart beat
58
HIlls
systolic BP in LL >UL by 20
59
quinckes
pulsatile blanching and reddening of nail w/slight pressure applications
60
austin flint murmur
a low-pitched r murmur at cardiac apex. systolic associated with severe aortic regurgitation
61
absent M1
``` aortic insuffiency aortic dissection endocarditis HTN inflammatory disease ```
62
Tx of aortic insufficiency
BNP >130 for surgical indication | EF50mm