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

Show answer

Comments