Gastrointestinal intubation



  • insertion of a tube into the stomach, duodenum or intestine
  • insertion through mouth or nose or abdominal wall
  • NG tubes are short, nasoenteric tubes are longer


GI intubation Etiology

  1. to decompress the stomach, removing gas and fluid
  2. gastric lavage for toxin removal
  3. diagnostic of GI motility disorders
  4. Medication and nutrition administration
  5. Obstruction treatment
  6. bleeding site compression (esophageal varices)
  7. gastric aspirate analysis


High Aspiration Risk Patients

  • decreased LOC
  • confused mental state
  • poor of absent cough and gag reflexes
  • agitation during insertion



  • ensure tube is plugged b/t feedings
  • ensure correct placement – X-ray
  • tube length measurement
  • visual aspirate measurement
  • pH aspirate test

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