Unusual Curves on the Ventilator Screen
Last update: Thursday, 29 Jan 2015 at 18:24
A 45 year old male patient is on mechanical ventilation. He is in the resolution phase of ARDS. Sedation was stopped one hour ago and he is in the AC-VCV mode. The on-call physician sees the following curves on the ventilator screen:
What is the best explanation for what is happening?
a) Ineffective effort due to autoPEEP
b) Ineffective effort due to weak muscle activity
c) Normal recovery of the patient's respiratory drive