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Blood gases in hypoventilation

Last reviewed dd mmm yyyy. Last edited dd mmm yyyy

Authoring team

hypoventilation

  • PIO2 = 20
  • PaO2 = 9.5
  • PaCO2 = 8.5
  • PIO2 - (PaO2+PaCO2) = 2.0

normal:

  • PIO2 = 20
  • PaO2 = 13.3 (12-14)
  • PaCO2 = 5.3 (5-6)
  • PIO2 - (PaO2+PaCO2) = 1.4 (less than 2.5)

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