pulmonary: Diagnostics part 2 Flashcards
1
Q
liver failure causes what
A
more hypoxia when you stand up
2
Q
diffusing capacity
A
uses carbon monoxide
3
Q
why do PFT’s
A
- to explain: dyspnea
- etiology of hypoxia
- follow disease
- pre-op
4
Q
total volume expired is
A
forced vital capacity
5
Q
FEV1volume expired during the first second
A
volume expired during the first second
6
Q
FEV1 is the most
A
reproducible flow rate measurement over time
7
Q
obstructive diseases
A
asthma, COPD
8
Q
restrictive diseases
A
pulmonary fibrosis
neuromuscular: ALS, MD, chest wall abnormalities
9
Q
FEV1/FVC less than
A
> 70%
-there is an obstruction
