Critical Care Flashcards

1
Q

ARDS treatment

A

Lung protective ventilation (low tidal vol)
Permissive hypercapnia ok to achieve low TV if no intracranial process
Prone position and neuromuscular blockade improve outcomes.
VV ecmo considered
Tolerate paO2 as low as 55, paco2 as high as 65, ph as low as 7.15
Plateua pressures less than 30

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Postoperative mediastinis cause

A

MSSA (45%)
MRSA (16%)
Gram meh bacilli (17%)
Coat negative staph (13%)
Strep (5%)

Start w broad spectrum covering ‘MRSA then peel back

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Correcting increased PVR post op

A

If hypoxic, hypercarbic or acidotic, correct these first.
Nitric good option if above all normal
Dobutamine increases RV conteactility and pulm vasoldilates but also peripherally dilates so avoid if hypotension

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Dobutamine

A

Increases RV contractility
Drops PVR
Drops SVR (so avoid if hypotension)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

ARDS severity

A

P/F ratio
<100 severe
100-200 moderate
>300 normal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Reverse INR in emergent setting

A

PCC with vitamin K preferred
FFP if PCC not available

How well did you know this?
1
Not at all
2
3
4
5
Perfectly