Exclusive Intraoperative Radiation Therapy for Breast Cancer
Tolerance Evaluation of Exclusive Intraoperative Radiation Therapy at Different Doses for Breast Cancer Conservative Treatment
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Phase 2
- Phase 3
Contacts and Locations
Study Locations
-
-
-
Genoa, Italy, 16132
- IRCCS AOU San Martino- IST
-
-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- Non lobular epithelial breast carcinoma, excised with standard quadrantectomy
- Age ≥ 45 and < 85
- Tumor major diameter ≤ 2.5 cm
- Negative surgical margins (≥ 5 mm)
- Willingness to undergo follow up examinations
- Willingness to undergo imaging examinations (MRI, mammograms, ultrasonography)
- Signed informed consent
Exclusion Criteria:
- Ductal carcinoma in situ or lobular carcinoma
- Extensive intraductal component (greater than 25%) or intraductal carcinoma with microinvasion
- Serious concomitant disease or any disorder or condition (such as psychiatric or addictive disorders) that, in the opinion of the investigator, would preclude the patient from meeting the study requirements
- Pregnancy or lactation at the time of enrolment proposal (if necessary, during the trial patients must use effective contraceptive device)
- Collagen vascular disorders
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Allocation: Non-Randomized
- Interventional Model: Parallel Assignment
- Masking: None (Open Label)
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
Active Comparator: IORT 21 Gy
Single fraction 21 Gy Intraoperative Radiation Therapy for breast tumors with diameter between 10 and 25 mm
|
21 Gy radiation using electrons produced with mobile linear accelerator (energies ranging from 4 to 10 MeV)
|
|
Experimental: IORT 18 Gy
Single fraction 18 Gy Intra Operative Radiation Therapy in breast tumors smaller than 10 mm.
|
18 Gy radiation using electrons produced with mobile linear accelerator (energies ranging from 4 to 10 MeV)
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Early toxicity
Time Frame: 6 months
|
Assessment of early toxicity using modified RTOG scale
|
6 months
|
|
Late toxicity
Time Frame: 5 years
|
Assessment of late toxicity using modified LENT scale
|
5 years
|
|
Cosmetic outcome
Time Frame: 5 years
|
Assessment of cosmetic outcome according to semi-objective criteria
|
5 years
|
Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Local Relapse Free Survival (LRFS)
Time Frame: 10 years
|
Local recurrence rate will be continuously monitored in order to stop the trial in case results will be consistently worse than expected according to literature data
|
10 years
|
|
Disease Free Survival (DFS)
Time Frame: 10 years
|
Disease Free Survival will be continuously monitored in order to stop the trial in case results will be consistently worse than expected according to literature data
|
10 years
|
Collaborators and Investigators
Sponsor
Sponsor
Investigators
Investigators
- Principal Investigator: Marina Guenzi, MD, IRCCS AOU SanMartino IST
Publications and helpful links
General Publications
- Guenzi M, Fozza A, Timon G, Belgioia L, Vidano G, Cavagnetto F, Agostinelli S, Gusinu M, Carli F, Cafiero F, Friedman D, Canavese G, Corvo R. A two-step selection of breast cancer patients candidates for exclusive IORT with electrons: a mono-institutional experience. Anticancer Res. 2012 Apr;32(4):1533-6.
- Bonzano E, Belgioia L, Fregatti P, Friedman D, Agostinelli S, Cavagnetto F, Bevegni M, Corvo R, Guenzi M. Tumor Size-driven Dose of Intraoperative Radiotherapy for Breast Cancer: 18 Gy Versus 21 Gy. Anticancer Res. 2018 Sep;38(9):5475-5479. doi: 10.21873/anticanres.12880.
Study record dates
Study Major Dates
Study Start
Study Start
Primary Completion (Actual)
Primary Completion
Study Completion (Actual)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Estimate)
First Posted
Study Record Updates
Last Update Posted (Actual)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
Other Study ID Numbers
- istgeiort
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