What are guidelines for intubation?

Updated: Jun 18, 2020
  • Author: Guy W Soo Hoo, MD, MPH; Chief Editor: Zab Mosenifar, MD, FACP, FCCP  more...
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Answer

Answer

Any one of the following [12] :

  • pH less than 7.20

  • pH 7.20–7.25 on 2 occasions 1 hour apart

  • Hypercapnic coma (Glasgow Coma Scale score 2</sub> >60 mm Hg)

  • PaO2 less than 45 mm Hg

  • Cardiopulmonary arrest

Two or more of the following in the context of respiratory distress:

  • Respiratory rate greater than 35 breaths/minute or less than 6 breaths/minute

  • Tidal volume less than 5 mL/kg

  • Blood pressure changes, with systolic less than 90 mm Hg

  • Oxygen desaturation to less than 90% despite adequate supplemental oxygen

  • Hypercapnia (PaCO2 >10 mm increase) or acidosis (pH decline >0.08) from baseline

  • Obtundation

  • Diaphoresis

  • Abdominal paradox


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