Saves the questions and what to expect into your notes, next to the visit they belong to.
Keep this study
Lead
University of Zurich
With
Swiss Federal Institute of Technology
Age
18–80
Sex
ALL
Healthy volunteers
Accepted
You may be eligible if
1. Confirmed asthma. Diagnosis of asthma is made with episodic chest symptoms and a documented reversibility of at least 12% and/or 200 ml in FEV1 after 200 ug of inhaled salbutamol or airway hyperresponsiveness in the case of normal lung function testing (PC20 methacholine \< 4mg/ml) at the time of diagnosis.
2. Age between 18 and 80 years at study entry.
3. Healthy controls: never-smokers, normal spirometry (baseline FEV1 \> 85% predicted and FEV1/FVC greater than 0.7).
You may not be if
1. Asthma exacerbation within the last 6 weeks, defined as worsening of asthma symptoms requiring a change in therapy by a physician or a change in regular asthma therapy (including short course of oral corticosteroids)
2. Any lung disease other than asthma.
3. Acute inflammatory disease (e.g. common cold) within the last 4 weeks.
4. Regular intake of oral steroids.
5. Active smoking habits / positive history of smoking.
