NCT04959526NARecruitingAccepts Healthy Volunteers
Shear-wave Elastography Compared to Respiratory Function Testing
Mayo Clinic
Start Date
7/28/2021
Completion Date
12/1/2026
Summary
The purpose of this study is to evaluate the relationship between transdiaphragmatic pressure (Pdi) and diaphragm shear-wave elastography (SWE) during state-of-the-art respiratory muscle testing including volitional efforts (e.g., maximal inspiratory pressure, maximal expiratory pressure, Valsalva maneuver), as well as maximal phrenic nerve stimulation.
Eligibility Criteria
Age Range: 18 years to No maximum
Inclusion Criteria:
\- Adult male and female healthy volunteers.
Exclusion Criteria:
* Volunteers who are pregnant.
* Volunteers with known pulmonary pathology (COPD, asthma requiring routine treatment).
Interventions
DIAGNOSTIC_TEST
Shear-wave elastography
Conditions
Respiratory Function LossRespiratory Complication
Locations
Mayo Clinic in Rochester
Rochester, Minnesota 55905
United States