Number of Multiple Breath Washout Tests in Adults With Pulmonary Disease and Healthy Controls

Universitätsmedizin Mannheim153 enrolled

Overview

The investigators aim to determine the optimal number of measurements required for multiple-breath-washout derived lung function parameters in adults with pulmonary disease as well as in healthy controls

Study Type

OBSERVATIONAL

Enrollment

153

Conditions

Healthy Controls Chronic Obstructive Pulmonary Disease Bronchial Asthma Sarcoidosis

Interventions

multiple breath washoutDIAGNOSTIC_TEST

determination of lung clearance index using SF6 multiple breath washout

Eligibility

Sex: ALLMin age: 18 YearsMax age: 99 YearsHealthy volunteers:

Medical Language ↔ Plain English

Inclusion criteria: \- informed consent Exclusion Criteria: * inability to perform multiple breath washout testing

Outcomes

Primary Outcomes

change of lung clearance index (LCI) as determined by multiple breath washout

comparing the repeatability of duplicate vs. triplicate LCI measurements

Time frame: 60 minutes

Data from ClinicalTrials.gov

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