Heart Sounds and Murmurs (incomplete, important info) Flashcards

1
Q

ejection click what + cause

A

early systolic. opening of aortic and pulm valves.

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2
Q

ejection click shows what

A

aortic or pulm stenosis OR pulm trunk or aorta distension

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3
Q

non-ejection click what + cause (mid - late systole)

A

mitral or tricuspid valve prolapse

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4
Q

diastolic heart sounds

A

Opening snap, pericardial knock, S3 and S4

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5
Q

Opening snap when and cause

A

bit after S2. early diastolic. from STENOTIC mitral and tricuspid opening.

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6
Q

opening snap shows what

A

rheumatic fever. ex. untreated strep throat when younger

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7
Q

S3 best way to hear

A

bell (LOW PITCHED), cardiac apex if left sided, left lateral decubitus

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8
Q

S3 corresponds to what

A

rapid ventricle filling

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9
Q

S3 in older people sign of what

A

dilated ventricle, heart failure, bad ventricle contraction. ex. pushing against high BP

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10
Q

pathologic S3 sometimes referred to as _______

A

ventricular gallop

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11
Q

S4 best way to hear it

A

bell (LOW PITCHED), cardiac apex if left sided, left lateral decubitus

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12
Q

S4 cause

A

stiff ventricle. (hypertrophy or myocardial ischemia)

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13
Q

S4 sometimes referred to as ____

A

atrial gallop

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14
Q

quadruple beat vs summation gallop

A

both in patient with both S3 and S4. becomes summation gallop when tachycardia (S3 and S4 fuse. long dull mid diast sound)

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15
Q

pericardial knock heard when, cause and shows what

A

early diastole, high pitched, caused by stiff pericardium and abrupt cessation of vent. filling, shows pericarditis

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16
Q

heart sounds order if have all

A

S1, ejection click, non ejection click, S2, opening snap, S3, pericardial knock, S4

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17
Q

7 things to describe murmur

A

timing, intensity, pitch, shape, location, radiation, response to maneuvers

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18
Q

how to know murmur timing

A

sense pulse at same time and listen to when appears

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19
Q

murmur intensity how to express it

A

grading on 6 (systolic) or 4 (diastolic). heard easily at 3.

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20
Q

thrill def and at what murmur intensity

A

palpable buzzing or vibration (at grade 4)

21
Q

murmur pitch reflects what

A

high pitch: high P gradient (blood coming from high P chamber as in aortic stenosis. comes from LV)
low pitch: low P gradient (ex. mitral stenosis)

22
Q

murmur location def

A

where best heard

23
Q

how to describe murmur location

A

auscultatory area (one of 4)

24
Q

4 auscultatory areas

A

aortic area: 2nd intercostal space right to sternum
pulmonic area: 2nd intercostal space left to sternum
tricuspid area: lower left sternal border
mitral area: cardiac apex

25
2 ex of murmur radiation
aortic and pulm murmurs radiate to the neck | mitral regurg radiates to armpit (axilla)
26
goal of maneuvers in murmurs
increase intensity
27
maneuvers affect what
heart loading conditions
28
3 systolic murmur types
ejection, pansystolic (holosystolic), late systolic
29
systolic ejection murmur description
cres-decres, bit after S1 (after isovol contraction) ends b4 S2
30
systolic ejection murmur shows what
aortic or pulm stenosis
31
benign systolic ejection murmur seen where
young adults
32
pansystolic murmur when
systole + isovol relax
33
3 causes of pansystolic murmur
mitral regurg, tricuspid regurg, VSD
34
where to hear murmur of a VSD + charact
4th-6th interc space high pitch, thrill
35
how to diff between VSD murmur and AV valve murmur
doesn't increase in intensity with inspiration (as tricuspid regurg) and doesn't radiate to axilla (as mitral regurg)
36
late systolic murmur timing
half to end systole
37
late systolic murmur cause
mitral regurg from mitral valve prolapse
38
2 types of diastolic murmurs
early decrescendo | mid to late rumbling
39
2 causes of diastolic early decresc murmur
aortic regurg and pulm regurg
40
pulm regurg min cause
pulm arterial hypertension
41
cause of mid-late diastolic rumble murmur + when is it prolonged
mitral or tricuspid stenosis. prolonged if severe stenosis
42
mid-late diastolic rumble charact.
low pitched. bell, left lateral decubitus, apex. (mitral) lower sternum if tricuspid
43
mid-late diastolic rumble accompanied by what**
Opening snap (bc is a disease of AV valve stenosis)
44
other cause of mid-late diastolic rumble
high flow through normal AV valves: hyperdynamic state (fever, anemia, exercise, hyperthyroidism)
45
continuous murmur def + example
during whole cardiac cycle. ex. patent ductus arteriosus. P aorta greater than P pulm artery during whole cardiac cycle
46
continuous murmur shape
crescendo from S1 to S2, decrescendo from S2 to S1
47
to and fro murmur charact
diamond shaped in systole, decrescendo in diastole
48
to and fro murmur cause
both stenosis and regurg of aortic valve or of pulm valve
49
to and fro murmur: sounds we can expect
ejection click