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Transcript
B – Greater than 50% collapse
This scenario describes a pt with urosepsis and
extreme fluid depletion
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In these cases, expect to see greater then 50%
collapse (even complete collapse) of the IVC
with inspiration
IVC plethora is seen in fluid overload states
< 50 % collapse during inspiration is normal
The “sniff test” is done when there is no
respiratory variation to ensure compliant patent
vessels
SLRUS