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CTRI Number  CTRI/2025/07/091660 [Registered on: 24/07/2025] Trial Registered Prospectively
Last Modified On: 06/01/2026
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Diagnostic 
Study Design  Randomized, Parallel Group Trial 
Public Title of Study   A study to compare the diagnostic accuracy of lung needle biopsy using endoscopic ultrasound with and without on-site microscopic evaluation by pulmonologist (P-ROSE) in patients with enlarged chest lymph nodes 
Scientific Title of Study   TO COMPARE THE DIAGNOSTIC YIELD OF EBUS GUIDED TBNA WITH AND WITHOUT P-ROSE IN PATIENTS WITH MEDIASTINAL LESION 
Trial Acronym   
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  J K SAINI 
Designation  CHEST SPECIALIST (SAG) 
Affiliation  NATIONAL INSTITUTE OF TUBERCULOSIS AND RESPIRATORY DISEASES 
Address  ROOM NO 4 ,RESEARCH BLOCK,NITRD, SRI AUROBINDO MARG,NEW DELHI

South
DELHI
110030
India 
Phone  9818012841  
Fax    
Email  jk.saini@nitrd.nic.in  
 
Details of Contact Person
Scientific Query
 
Name  J K SAINI 
Designation  CHEST SPECIALIST (SAG) 
Affiliation  NATIONAL INSTITUTE OF TUBERCULOSIS AND RESPIRATORY DISEASES 
Address  ROOM NO 4,RESEARCH BLOCK, NITRD, SRI AUROBINDO MARG, NEW DELHI

South
DELHI
110030
India 
Phone  9818012841  
Fax    
Email  jk.saini@nitrd.nic.in  
 
Details of Contact Person
Public Query
 
Name  J K SAINI 
Designation  CHEST SPECIALIST (SAG) 
Affiliation  NATIONAL INSTITUTE OF TUBERCULOSIS AND RESPIRATORY DISEASES 
Address  ROOM NO 4, RESEARCH BLOCK, NITRD, SRI AUROBINDO MARG, NEW DELHI

South
DELHI
110030
India 
Phone  9818012841  
Fax    
Email  jk.saini@nitrd.nic.in  
 
Source of Monetary or Material Support  
NATIONAL INSTITUTE OF TUBERCULOSIS AND RESPIRATORY DISEASES 
 
Primary Sponsor  
Name  NATIONAL INSTITUTE OF TUBERCULOSIS AND RESPIRATORY DISEASES 
Address  ROOM NO 4,RESEARCH BLOCK,NITRD, SRI SUROBINDO MARG,NEW DELHI 
Type of Sponsor  Research institution and hospital 
 
Details of Secondary Sponsor  
Name  Address 
NIL  NIL 
 
Countries of Recruitment     India  
Sites of Study  
No of Sites = 1  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
Dr GOKUL VIKNESH C  National Institute of Tuberculosis and Respiratory Diseases  ROOM NO 4 RESEARCH BLOCK NITRD SRI AUROBINDO MARG NEW DELHI
South
DELHI 
9597789642

bcgvpilot@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
NATIONAL INSTITUTE OF TUBERCULOSIS AND RESPIRATORY DISEASES  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: O||Medical and Surgical,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  NON P-ROSE   All NON-P-ROSE group specimens will be fixed with 95% alcohol for cytological examination by the pathologist . The pathologist examining the slides is blinded to whether P-ROSE was performed or not. All the parameters will then be compared with the P-ROSE group. Final cytopathological diagnosis will be available within 7 days  
Intervention  P-ROSE  The specimen obtained by EBUS guided TBNA was gently pushed onto the clean glass slides by the central tube core needle and spread over the glass slides as evenly as possible. The specimens in P-ROSE and non-P-ROSE groups will be treated differently. One of the slides in the P-ROSE group will be taken randomly and stained by a trained pulmonologist using Diff-quick cell staining solution to observe the adequacy of cellularity under the microscope, who then decides whether sampling was completed successfully, or should be re-performed.The other slides will be placed in a bottle containing 95% alcohol for subsequent cytological examination by the cytopathologist. Within 3 minutes the pulmonologist examining the slides will say sampling is adequate or not. If adequate cells were not detected by P-ROSE, further sampling of the lymph nodes will be done.If adequate cells were detected by P-ROSE then further sampling of the lymph node will be avoided. A maximum of four passes was standardized in the non P-ROSE group.  
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  99.00 Year(s)
Gender  Both 
Details  All patients aged 18 years or more with undiagnosed Mediastinal lesions who consented to participate in the study 
 
ExclusionCriteria 
Details  1)Contra-indications of EBUS-TBNA
2) Patient unwilling to participate
3) Hemodynamic instability
4) Uncorrected coagulopathy
5) Recent myocardial infarction / unstable angina within 6 weeks
 
 
Method of Generating Random Sequence   Random Number Table 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Participant and Outcome Assessor Blinded 
Primary Outcome  
Outcome  TimePoints 
The diagnostic yield of EBUS guided TBNA with and without Rapid On-Site Evaluation by Pulmonologist (P-ROSE) in patients with mediastinal lesions  At the time of the procedure 
 
Secondary Outcome  
Outcome  TimePoints 
Duration of procedure between both the groups  During Procedure 
Dose of sedatives between both groups  During the procedure 
Number of jabbing between the two groups  During the procedure 
Number of passes between the two groups  During the procedure 
Distribution of cases according to histo-cytopathological examination in the two groups  After the final reporting by the pathologist (Less than 7 days) 
 
Target Sample Size   Total Sample Size="44"
Sample Size from India="44" 
Final Enrollment numbers achieved (Total)= "Applicable only for Completed/Terminated trials"
Final Enrollment numbers achieved (India)="Applicable only for Completed/Terminated trials" 
Phase of Trial   N/A 
Date of First Enrollment (India)   28/07/2025 
Date of Study Completion (India) Applicable only for Completed/Terminated trials 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) Applicable only for Completed/Terminated trials 
Estimated Duration of Trial   Years="1"
Months="8"
Days="0" 
Recruitment Status of Trial (Global)
Modification(s)  
Not Applicable 
Recruitment Status of Trial (India)  Closed to Recruitment of Participants 
Publication Details   N/A 
Individual Participant Data (IPD) Sharing Statement

Will individual participant data (IPD) be shared publicly (including data dictionaries)?  

Response - YES
  1. What data in particular will be shared?
    Response (Others) -  De identified individual participant data including demographic details , diagnostic yield, sample adequacy and histo-cytopathological outcomes related to with and without P-ROSE

  2. What additional supporting information will be shared?
    Response -  Study Protocol

  3. Who will be able to view these files?
    Response - Researchers whose proposed use of the data has been approved by an independent review committee identified for this purpose.

  4. For what types of analyses will this data be available?
    Response - For individual participant data meta-analysis.

  5. By what mechanism will data be made available?
    Response - Proposals should be directed to [bcgvpilot@gmail.com].

  6. For how long will this data be available start date provided 01-12-2025 and end date provided 01-01-2029?
    Response (Others) -  6 MONTHS AFTER PUBLICATION OF THE PRIMARY RESULTS AND WILL REMAIN AVAILABLE FOR 3 YEARS

  7. Any URL or additional information regarding plan/policy for sharing IPD? 
    Additional Information - NIL
Brief Summary  
This is a prospective randomised study conducted at a tertiary care center in New Delhi to assess the role of Rapid On-Site Evaluation by Pulmonologist (P-ROSE) during Endobronchial Ultrasound-Guided Transbronchial Needle Aspiration (EBUS-TBNA) in patients with mediastinal lymphadenopathy. The study aims to compare the diagnostic yield  between procedures performed with and without P-ROSE. Patients undergoing EBUS-TBNA for evaluation of mediastinal lesions will be divided into two groups: one with P-ROSE and the other without P-ROSE. Cytopathological outcomes will be analyzed to determine the impact of P-ROSE on real-time adequacy assessment and diagnostic accuracy. This study is expected to provide insights into the utility of P-ROSE in improving procedural efficiency and sample quality during EBUS.
 
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