Diffuse lung disease
Conditions
Interventions
A balloon catheter is used when performing bronchoalveolar lavage. Intervention is only during BAL procedure.
Sponsors
Respiratory medicine, Chiba University Hospital
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: (1) Patients suspected of diffuse lung disease (2) Patients who are 20 years old or older and under 80 years old at the time of consent (3) Patients who have obtained consent for bronchoscopy (4) Patients who have received sufficient explanation about the contents of this study and have obtained written consent
Exclusion criteria
Exclusion criteria: (1) Patients undergoing treatment for diffuse lung disease including steroids and immunosuppressants (2) Patients with malignant tumors that have not been cured (3) Patients with allergy to natural rubber (4) Patients with SpO2 at rest of less than 95% (5) Other patients who are judged to be ineligible by the attending physician
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| All serious adverse events | — |
Secondary
| Measure | Time frame |
|---|---|
| 1 Insufficient recovery of BALF (recovery rate less than 30%) 2 Onset of all test complications occurring within one month after BAL procedure 3 Procedure time (time from fiber insertion to end of bronchoalveolar lavage) 4 Recovery rate of bronchoalveolar lavage fluid (recovery volume / injection volume x 100%) | — |
Countries
Japan
Contacts
Public ContactMITSUHIRO ABE
Chiba University Hospital Respiratory medicine
Outcome results
None listed