Difference between revisions of "IVC ultrasound"

(Background)
Line 2: Line 2:
 
*Inferior vena cava ultrasound measurements
 
*Inferior vena cava ultrasound measurements
 
*>50% collapse correlates with CVP <8
 
*>50% collapse correlates with CVP <8
 +
*Unclear if able to use in intubated patients
  
 
==Measurements==
 
==Measurements==

Revision as of 03:31, 31 October 2011

Background

  • Inferior vena cava ultrasound measurements
  • >50% collapse correlates with CVP <8
  • Unclear if able to use in intubated patients

Measurements

IVC  % Collapse during inspiration^ CVP
<1.5cm >50% 0-5
1.5-2.5cm >50% 5-10
1.5-2.5cm <50% 10-15
>2.5cm Little phasicity 15-20

^Measure ~2cm from IVC/RA junction


See Also