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Gastric Ultrasound

Scanning

  • Abdominal settings with curved arrway low frequency (2-5mHz) probe
  • Scan in sagittal plane
  • Sweep between subcostal margins
  • Start supine and follow up with right lateral decubitus

anatomy

Applied Anatomy

  • Gastric antrum reflects contents of the entire stomach
  • Hollow structure with a prominent wall

anatomy

Empty Stomach

empty

Solid Food Early Stage

solid early

Solid Food Late Stage

solidlate

Fluids

clears

Volume Conversion

volume

Gastric Ultrasound Flowchart

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