HRCT appearances in 108 patients separated by degree of impairment of FEV1
| Impairment of FEV1 | ||||
|---|---|---|---|---|
| None (n=32) | Mild (n=19) | Moderate (n=36) | Severe (n=21) | |
| Normal | 15 | 9 | 10 | 5 |
| Emphysema | ||||
| Limited4-150 | 11 | 7 | 16 | 6 |
| Extensive4-150 | 1 | 1 | 7 | 5 |
| Bronchiectasis | ||||
| Tubular4-150 | 9 | 4 | 7 | 2 |
| Cystic/varicose | 2 | 0 | 1 | 6 |
| Emphysema and bronchiectasis | 6 | 2 | 5 | 3 |
↵4-150 Lung function not available for one patient.