Fractional Exhaled Nitric Oxide (FeNO)- Test as add-on Test in the Diagnostic Work-up of Asthma
Recruiting
N/A
Interventional Study
Diagnosis
Asthma
No Placebo Group
Every participant receives an active treatment — no one gets a placebo.
At a Glance
- Age
- 18 and older
- Sex
- Any
- Study type
- Interventional
- Purpose
- Diagnostic
- Participants needed
- 171 (estimated)
- Sponsor
- Franciscus Gasthuis & Vlietland (Hospital) · Other
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About This Trial
The Global Initiative of Asthma Guideline (GINA) recommends a flowchart to diagnose asthma with first-step spirometry with reversibility and a bronchial challenge test (BPT) with histamine or methacholine as a second step.
This multi-center prospective care evaluation study compares the 'standard asthma diagnostic work-up' (spirometry with reversibility and BPT) to the 'new asthma diagnostics wor…
Trial Locations
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Eligibility Criteria
Inclusion Criteria:
* Patients ≥ 18 years old visiting the outpatient clinic pulmonology with the suspicion of asthma will be asked to participate in this study. For reasons of external validity and generalizability of the study results, it was decided not to exclude subgroups such as smokers or ob…
Contacts