atrial size & function Flashcards by K B | Brainscape

Q

what affects the size of the LA

A

MS
MR
LV systolic diastolic function
LV pressure overload
high afterload
AFIB
VSD
PDA
cleft MV
MVP

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Q

how do you measure LA size

A

Mmode
PLAX
volume area length method
simpsons
VOLUME MORE ACCURATE THAN DIMENSION
BSA account

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Q

normal LA dimensions

A

men 3-4mm

- women 27-38mm

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Q

biplane area length method should not differ by..

A

> 5mm

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Q

whats the most common method to assess LA size?

A

method of discs

length shouldnt differ by <5mm
<1mm for comps

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Q

normal LA volume index

A

16-34ml

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Q

severe LA volume

A

> 48

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Q

severe LA dimension for males

A

> 52mm

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Q

severe LA dimension for femles

A

> 47

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Q

how do you manipulate the probe in order to resolve a foreshortened LA

A

move inferior and lateral

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Q

RA major and minor dimensions

A

<5.3 major

- <4.4 minor

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Q

RA area normal

A

<18cmsq

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Q

RA volume male and female

A

<32

- <27

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