You are performing a ventilator check and notice that the ve…

You are performing a ventilator check and notice that the ventilator is auto triggering. The current ventilator settings are as follows:PC AC modeRate=14Inspiratory Pressure= 20 I-Time=1.0 secFiO2= 50%Peep=8Flow Trigger= 0Which of the following would you do to correct the auto triggering issue?

You are assisting in the PFT lab and are performing a spirom…

You are assisting in the PFT lab and are performing a spirometry test on a patient. After the patient performs the test, you notice their flow-volume loop looks like the image below. The solid black line shows the patient’s effort while the blue dash line shows a “normal” flow-volume loop. fixed obstruction pressure volume loop.png  Based on the image and shape of the flow-volume loop, what do you suspect the patient having?