VHFO + NO Flashcards

1
Q

Paramètres départ HFO (Fréq Hz, Amplitude, Pmoy, I:E)

A

Fréq: 3-8 *** <4Hz = 200-300ml…
Amplitude: 60-100 (Pcrête)
Pmoy: 20-35
I:E 33 à 50%

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2
Q

Relation CO2 et Fréq Hz HFO

A

↓ Fréq = ↑ Vol = ↑ Vmin = ↓PaCO2

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3
Q

1Hz = X respi/min

A

1 Hz = 60 resp/min

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4
Q

Principe HFO

  • Proctecteur?
  • Oxygénation proportionnel à ?
A

Protecteur: pas baro/atélect/bio trauma

O2 proportionnel Pmoy (Optimise V/Q, ↑CRF)

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5
Q

Indications HFO (4)

A
  • ARDS réfractaire
  • Fistule broncho pleurale
  • EM massif
  • Maladie obst asymétrique (ex: Masse obstruant 1bonche)
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6
Q

Principe NO

A

Vasodilatation pulmonaire (PAS systémique)

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