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Effect of whole lung lavage (WLL) on exhaled nitric oxide fraction in patients with autoimmune pulmonary alveolar proteinosis (aPAP)

Effect of whole lung lavage (WLL) on exhaled nitric oxide fraction in patients with autoimmune pulmonary alveolar proteinosis (aPAP) - Effect of WLL on exhaled nitric oxide fraction in patients with aPAP

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000035407
Enrollment
20
Registered
2018-12-29
Start date
2018-06-10
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

autoimmune pulmonary alveolar proteinosis

Interventions

whole lung lavage (WLL) treatment

Sponsors

Tokyo Medical University Hachioji Medical Center
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: aPAP diagnosed according to standard diagnostic criteria with positive results of anti-GM-CSF antibody

Exclusion criteria

Exclusion criteria: 1. Diagnosed as secondary or hereditary pulmonary alveolar proteinosis 2. History of malignant disease within recent 5 years 3. Complication of cardiovascular diseases including congestive heart failure, angina pectoris, hemorrhagic tendency, etc with severe condition 4. Complication of respiratory diseases such as pulmonary infectious disease, bronchial asthma, lung fibrosis, interstitial pneumonitis, or bronchiectasis 5. History or complication of infectious diseases which require systemic administration of antibiotics, antifungal or antiviral agents within recent 2 weeks 6. Severe liver dysfunction 7. Severe renal dysfunction 8. Other patients judged to be inappropriate for the study by the attending physician

Design outcomes

Primary

MeasureTime frame
The measurement of the FeNO concentration before and after the each lung lavage in the PAP patients.

Secondary

MeasureTime frame
The comparison of the FeNO concentration with other paramters before and after the each lung lavage in the PAP patients.

Countries

Japan

Contacts

Public ContactShinji Teramoto

Tokyo Medical University Hachioji Medical Center Department of Respiratory Medicine

shinjit-tky@umin.ac.jp042-665-5611

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026