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CTRI Number  CTRI/2026/01/100163 [Registered on: 01/01/2026] Trial Registered Prospectively
Last Modified On: 31/12/2025
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Radiation Therapy 
Study Design  Single Arm Study 
Public Title of Study   A Study utilising Radiotherapy of a higher dose of 74 Gray, involving patients of High Grade Brain tumours who have undergone surgery for the same, to see the Effects and Response of the Tumours to High Dose Radiotherapy. 
Scientific Title of Study   A Pilot Study to evaluate Failure Patterns after Escalated Dose Radiotherapy to 74 Gy in High Grade Glioma (HGG): A Prospective Study. 
Trial Acronym  NIL 
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Dr Chitran Chakrabortty 
Designation  Junior Resident 
Affiliation  Postgraduate Institute of Medical Education and Research (PGIMER), Chandigarh 
Address  Department of Radiotherapy and Clinical Oncology, Postgraduate Institute of Medical Education and Research (PGIMER), Sector 12, Chandigarh

Chandigarh
CHANDIGARH
160012
India 
Phone  9051028380  
Fax    
Email  chitranchakrabortty@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Narendra Kumar 
Designation  Professor 
Affiliation  Postgraduate Institute of Medical Education and Research (PGIMER), Chandigarh 
Address  Department of Radiotherapy and Clinical Oncology, Postgraduate Institute of Medical Education and Research (PGIMER), Sector 12, Chandigarh

Chandigarh
CHANDIGARH
160012
India 
Phone  7087009393  
Fax    
Email  drnarendra74@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Dr Narendra Kumar 
Designation  Professor 
Affiliation  Postgraduate Institute of Medical Education and Research (PGIMER), Chandigarh 
Address  Department of Radiotherapy and Clinical Oncology, Postgraduate Institute of Medical Education and Research (PGIMER), Sector 12, Chandigarh

Chandigarh
CHANDIGARH
160012
India 
Phone  7087009393  
Fax    
Email  drnarendra74@gmail.com  
 
Source of Monetary or Material Support  
Department of Radiotherapy and Clinical Oncology, Room no 54, Nehru Hospital Extension Block, Postgraduate Institute of Medical Education and Research (PGIMER), Sector 12, Chandigarh, PIN code- 160012  
 
Primary Sponsor  
Name  Department of Radiotherapy and Clinical Oncology, PGIMER, Chandigarh  
Address  Department of Radiotherapy and Clinical Oncology, Postgraduate Institute of Medical Education and Research (PGIMER), Sector 12, Chandigarh 
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 Chitran Chakrabortty  Post Graduate Institute of Medical Education and Research, Chandigarh  Department of Radiotherapy and Clinical Oncology, Postgraduate Institute of Medical Education and Research (PGIMER), Room no 54, Nehru Hospital Extension Block, Sector 12, Chandigarh, PIN code- 160012 Chandigarh CHANDIGARH
Chandigarh
CHANDIGARH 
9051028380

chitranchakrabortty@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Institutional Ethics Committee, Postgraduate Institute of Medical Education and Research (PGIMER), Chandigarh  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: C719||Malignant neoplasm of brain, unspecified,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  Cranial Radiation Therapy  Cranial Radiation Therapy delivered by Volumetric Modulated Arc Therapy (VMAT) to a dose of 74 Gray in 37 fractions 
Comparator Agent  Not Applicable  Not Applicable 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  80.00 Year(s)
Gender  Both 
Details  Histologically confirmed post operative cases of High Grade Gliomas including Astrocytoma
Grade 3 or Grade 4, Glioblastoma Grade 4.
Age greater than or equal to 18 years.
KPS greater than or equal to 70.
Adequate renal, hepatic and hematologic function.
Patients willing to participate in the study with written and informed consent. 
 
ExclusionCriteria 
Details  Pregnancy.
Previous history of chemoradiation.
Other primary, recurrent or metastatic disease.
Patients with significant life-threatening co-morbidities.
History of acute or chronic liver disease. 
 
Method of Generating Random Sequence   Not Applicable 
Method of Concealment   Not Applicable 
Blinding/Masking   Not Applicable 
Primary Outcome  
Outcome  TimePoints 
Failure Patterns.  3 months, 6 months, 9 months. 
 
Secondary Outcome  
Outcome  TimePoints 
Response Rate as per RANO criteria.  3 months, 6 months, 9 months. 
Overall Survival and Progression free Survival.  9 months. 
Quality of Life evaluation.  3 months, 6 months, 9 months. 
Radiotherapy induced Radionecrosis.  6 months. 
Impact of delayed T1 contrast enhance MRI on GTV.   
 
Target Sample Size   Total Sample Size="30"
Sample Size from India="30" 
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)   01/02/2026 
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="5"
Days="0" 
Recruitment Status of Trial (Global)   Not Yet Recruiting 
Recruitment Status of Trial (India)  Not Yet Recruiting 
Publication Details   N/A 
Individual Participant Data (IPD) Sharing Statement

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

Response - NO
Brief Summary   Multiple studies have shown that majority of failures in Glioblastomas occur either centrally or within the high dose field. This study aims to see the effects of applying a higher radiation dose (74Gy) to the tumour alongside concurrent chemotherapy to see the failure pattern thereafter. 
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