ROSE for Improved Molecular Marker Testing Via EBUS
Public ClinicalTrials.gov record NCT04945317. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Rapid Onsite Cytopathologic Evaluation for Improved Molecular Marker Testing Via Endobronchial Ultrasound Bronchoscopy - A Randomized Controlled Trial
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
This research study is being done to compare two ways to conduct bronchoscopic biopsy of lymph nodes and other structures in the chest (i.e. the presence or absence of an on-site cytotechnologist performing a limited microscopic evaluation to provide non-binding feedback on specimen adequacy in real time during the procedure).
Study identification
- NCT ID
- NCT04945317
- Recruitment status
- Enrolling by invitation
- Study type
- Interventional
- Phase
- Not applicable
- Enrollment
- 349 participants
Conditions and interventions
Conditions
Interventions
- ROSE (presence of cytotech) & liquid prep Other
- NO-ROSE (absence of cytotech) & liquid prep Other
- ROSE (presence of cytotech) & tissue clot sample Other
- NO-ROSE (absence of cytotech) & tissue clot sample Other
Other
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- May 14, 2021 (Actual)
- Primary completion
- Dec 31, 2026 (Estimated)
- Completion
- Dec 31, 2026 (Estimated)
- Last update posted
- Dec 17, 2025
2021 – 2026
United States locations
- U.S. sites
- 4
- U.S. states
- 3
- U.S. cities
- 3
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Northwestern Medicine | Chicago | Illinois | 60611 | — |
| Johns Hopkins Bayview Medical Center | Baltimore | Maryland | 21224 | — |
| Johns Hopkins Hospital | Baltimore | Maryland | 21287 | — |
| The Medical University of South Carolina (MUSC) | Charleston | South Carolina | 29425 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04945317, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Dec 17, 2025 · Synced Oct 19, 2026
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Open the official record
The complete public registry record, listed eligibility criteria, and available contact information for NCT04945317 live on ClinicalTrials.gov.