TABLE 2.
Pulmonary function tests for patients presenting with dyspnea related to interstitial lung disease and emphysema (n=10)*
| Patient | FEV1, L (%) | FVC, L (%) | FEV1/FVC | TLC, L (%) | DLCO, % |
|---|---|---|---|---|---|
| 1† | 100 (3.39) | 94 (4.29) | 79 | 85 (5.37) | 21 |
| 2† | 128 (2.43) | 105 (3.27) | 75 | 89 (4.32) | 39 |
| 3 | 120 (2.95) | 99 (3.80) | 78 | 102 (6.01) | 50 |
| 4 | 92 (2.73) | 93 (4.02) | 68 | 102 (6.45) | 59 |
| 5† | 91 (1.66) | 80 (2.09) | 79 | 87 (3.97) | 38 |
| 6 | 114 (3.29) | 94 (4.01) | 82 | 98 (6.18) | 48 |
| 7† | 152 (4.13) | 135 (5.60) | 74 | 112 (6.95) | 49 |
| 8† | 88 (1.99) | 92 (3.15) | 65 | 97 (5.06) | 25 |
| 9 | 101 (1.56) | 99 (2.21) | 70 | 100 (3.79) | 50 |
| 10 | 114 (2.89) | 99 (3.86) | 75 | 99 (5.69) | 39 |
*
Note the normal spirometry and lung volumes, with reduced diffusing capacity for carbon monoxide (DLCO);
†
Deceased. FEV1 Forced expiratory volume in 1 s; FVC Forced vital capacity; TLC Total lung capacity