Critical Care

Question 1

Initial ventilator settings?

From tweetorial “ICU vent management for dummies”

Answer 1

PEEP = 5
Rate = 14
Tidal volume = 4-6 cc/kg of ideal body weight
FiO2 = 100%

(However, remember that High PEEP / low FiO2 is preferred for ARDS)

Question 2

Plateau pressures should be less than?

Answer 2

< 30 cm H2O

if >30, decrease the total volume by 1ml/kg

Question 3

ARDS inclusion criteria:

Answer 3

1) PaO2/FiO2 < 300
2) Bilateral infiltrates
3) No signs of elevated LA pressure

Question 4

MAP threshold to ensure organ perfusion:

Answer 4

> 65 mmHg

Question 5

Norepinephrine acts on which receptors?

Answer 5

alpha 1, alpha 2, beta 1

alpha 1 > beta 1

Question 6

Norepinephrine drip range:

Pocket Medicine

Answer 6

1-40 micrograms / min

Question 7

Epinephrine acts on which receptors?

Answer 7

alpha 1, alpha 2, beta 1, beta 2

Question 8

Epinephrine drip range:

Pocket Medicine

Answer 8

2-20 micrograms / min

Question 9

Phenylephrine action which receptors?

Answer 9

alpha 1

Question 10

Phenylephrine drip range?

Pocket Medicine

Answer 10

10-300 micrograms / min

Question 11

Opioid overdose.

1) Initial dose of naloxone if patient is breathing?
2) Dose of naloxone if patient is apneic?

Answer 11

1) 0.4mg IV.
2) 2mg IV.

Titrate dose to a respiratory rate of at least 12.