Evaluation of Central Airway Stenosis using impulse oscillation system
Not Applicable
- Conditions
- Cases of central airway stenosis
- Registration Number
- JPRN-UMIN000002403
- Lead Sponsor
- St. Marianna University School of Medicine Division of Respiratory and Infectious Diseases, Department of internal medicine
- Brief Summary
In patients with tracheal stenosis, there were not significant correlation between IOS and spirometry. Patients with bronchial stenosis showed significant correlation between IOS and spirometry. In 13 patients with malignant airway stenosis, the cross-sectional area at the narrowest segment revealed significant correlation with PEF, R5, R20 and X20.
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete: follow-up complete
- Sex
- All
- Target Recruitment
- 30
Inclusion Criteria
Not provided
Exclusion Criteria
Low volume or poor breathing at rest, incapable of spirometry, tracheostomy
Study & Design
- Study Type
- Observational
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method
- Secondary Outcome Measures
Name Time Method