Time to Perform Lung Function Test in Cystic Fibrosis
Time to Perform Lung Function Test in Cystic Fibrosis
Time to perform lung function test after chest physiotherapy in cystic fibrosis.

 The investigators study FEV1(forced expiratory volume in one second) and FVC (forced vital
 capacity).
The patients perform spirometry before, direct after, 30 minutes, 1 hour, 2 hours, and 3
 hours after physiotherapist. The investigators want to study the FEV1 and FVC.
Inclusion Criteria:

 -  Patients with cystic fibrosis

 Exclusion Criteria:

 -  patients with cystic fibrosis who could not stay at the clinic for more than 4 hrs.