Respiratory function tests
| Function | April 1996 | September 1997 | October 1997 | January 1998 |
|---|---|---|---|---|
| PEFR (l/min) | 68 | 90 | 190 | 150 |
| VC (litres) (%)1-150 | 0.70 (53) | 0.48 (32) | 1.08 (71) | 0.99 (63) |
| FVC (litres) (%) | 0.65 (49) | 0.55 (37) | 1.22 (80) | 1.04 (66) |
| FEV1 (litres) (%) | 0.37 (30) | 0.33 (24) | 0.73 (51) | 0.65 (44) |
| FEV1/FVC% | 56 (−37) | 61 (−33) | 60 (−34) | 62 (−31) |
| FEF25–75 (litres) (%) | 0.13 (8) | 0.13 (7) | 0.26 (14) | 0.25 (13) |
S milleri was isolated and treated in September 1997.
↵1-150 Percentage of expected.
PEFR, peak expiratory flow rate; VC, vital capacity; FVC, forced vital capacity; FEV1, forced expiratory volume in one second; FEF25–75, forced expiratory flow between 25% and 75% of vital capacity.