Using cryobiopsy to diagnose progressive pulmonary fibrosis
Official title: Application of Transbronchial Cryobiopsy in the Diagnosis of Progressive Pulmonary Fibrosis:a Multicenter Prospective Study
Run by China-Japan Friendship Hospital · NCT06251687 · Data updated 2026-11-12
This study is testing a new lung biopsy method called cryobiopsy to see if it can diagnose progressive pulmonary fibrosis better and safer than the traditional method.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 18 Years to 80 Years |
| Sex | All |
| Enrollment | 100 (estimated) |
| Sponsor | China-Japan Friendship Hospital Academic / other |
| Locations | 1 site (Beijing, Beijing Municipality) |
| Status | Recruiting |
| Started | February 1, 2024 |
| Main results expected | June 30, 2026 |
| Study ends | December 31, 2026 |
| Registry record updated | February 10, 2025 |
| Trial ID | NCT06251687 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates include adults aged 18 and older with progressive pulmonary fibrosis and specific lung function criteria.
✕Probably not a fit
Patients with severe coagulopathy or those who do not meet the inclusion criteria will not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This clinical study aims to evaluate the diagnostic effectiveness and safety of transbronchial cryobiopsy (TBLC) in patients with progressive pulmonary fibrosis (PPF). Participants will be randomly assigned to receive either TBLC or traditional transbronchial lung biopsy (TBLB) to compare outcomes. The study will also assess the prognosis, health economics, and potential changes in therapeutic strategies for patients diagnosed with PPF using TBLC. The findings could provide valuable insights into the best diagnostic approaches for this condition.
Why it matters
Potential benefit: If successful, this study could improve diagnostic accuracy and treatment strategies for patients with progressive pulmonary fibrosis.
How similar studies have gone: While there is ongoing research in the field of pulmonary fibrosis diagnostics, the specific application of transbronchial cryobiopsy in this context is relatively novel.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: Patients with PPF, ≥18 years of age, unclassified ILD, HRCT ≤3 months, forced vital capacity (FVC)≥50% predicted value, pulmonary carbon monoxide diffusion (DLCO)≥35% predicted value, echocardiography ≤12 months, estimated pulmonary systolic blood pressure ≤40 mmHg, Body mass index (BMI)≤35 kg/m2. Exclusion Criteria: Patients with platelet counts below 50,000×109/L or International Normalized ratio of prothrombin time (INR) above 1.5 are not eligible for TBLC
Where it's running
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China-Japan Friendship Hospital
Beijing, Beijing Municipality, China Recruiting
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.