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Contrast-Enhanced Subharmonic Aided Pressure Estimation (SHAPE) Using Ultrasound Imaging with a Focus on Identifying Portal Hypertension
JoVE Journal
Bioengineering
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JoVE Journal Bioengineering
Contrast-Enhanced Subharmonic Aided Pressure Estimation (SHAPE) Using Ultrasound Imaging with a Focus on Identifying Portal Hypertension
DOI:

06:20 min

December 05, 2020

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Chapters

  • 00:04Introduction
  • 00:31Ultrasound Contrast Agent (UCA) Preparation
  • 01:38Initial Ultrasound Imaging
  • 02:43Subharmonic Imaging (SHI) and Subharmonic‐Aided Pressure Estimation (SHAPE) Imaging
  • 04:35Results: Representative SHAPE Imaging
  • 05:50Conclusion

Summary

Automatic Translation

A protocol for noninvasively estimating ambient pressures utilizing subharmonic ultrasound imaging of infused contrast microbubbles (following appropriate calibration) is described with examples from human patients with chronic liver disease.

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