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Flashcards in Pulmonary Function Tests Deck (8)
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1

What are the 3 types of pulmonary function tests?

effort dependent, effort independent and gas diffusion tests

2

What is the FER?

forced expiratory ratio
FEV1/FVC

3

What happens to FEV1, FEV and FER in asthma?

FEV1 decreases, FEV is normal and ratio is <75%

4

What happens to FEV1, FEV and FER in COPD?

FEV1 and FEV decrease, ratio is <75%

5

What happens to FEV1, FEV and FER in restrictive lung disease?

FEV1 and FEV decrease, ratio is >75%

6

What is a non invasive marker of
eosinophilic airway inflammation in asthma and what is it not useful in?

Exhaled breath nitric oxide
COPD

7

What is type 1 respiratory failure?

Type 1 respiratory failure is defined as hypoxemia without hypercapnia, and indeed the PaCO2 may be normal or low.

8

What is type 2 respiratory failure?

Hypoxemia (PaO2 6.0kPa)