3: COPD Severity Classification Flashcards
1
Q
Which stage?
FEV1 < 30% of predicted
A
Stage 4: Very Severe
2
Q
Which stage?
FEV1 30–49% of predicted
A
Stage 3: Severe
3
Q
Which stage?
FEV1 < 50% of predicted plus chronic respiratory failure present
A
Stage 4: Very Severe
4
Q
Which stage?
FEV1 ≥ 80% of predicted
A
Stage 1: Mild
5
Q
Which stage?
FEV1/FVC < 70%
A
- Stage 1: Mild
- Stage 2: Moderate
- Stage 3: Severe
6
Q
Which stage?
FEV1 50–79% of predicted
A
Stage 2: Moderate
