Ultrasound evaluation of IVC: Difference between revisions
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Latest revision as of 21:18, 3 July 2020
- Patient is positioned supine
- Longitudinal: landmark is the liver
- Transverse: landmark is the spine
- Positive when
- Collapse >30% with inspiration
- IVC <1.2cm diameter
- IVC:aorta ratio < 0.8 in paeds
- Negative when
- No collapse with inspiration
- IVC >2cm diameter
- IVC:aorta ratio > 1.0 in paeds
