Table 1 Techniques used for the assessment of small airways disease in asthma
Histologic | Functional | Radiographic |
|---|---|---|
Lung biopsy | Spirometry FEF25-75 Plethysmography RV, RV/TLC, PC20, FVC/SVC Nitrogen washout Fraction of exhaled nitric oxide Impulse Oscillometry | High resolution computed tomography Magnetic resonance imaging with [3]He |