5 fr Ultrahypofractionated WBI and SIB for Breast Cancer With Unfavorable Characteristics

NCT07020780 · Status: RECRUITING · Phase: NA · Type: INTERVENTIONAL · Enrollment: 458

Last updated 2025-07-28

No results posted yet for this study

Summary

This is a prospective, randomized, single-center, non-inferiority interventional clinical trial comparing whole breast irradiation (WBI) to a total dose of 26 Gy in 5 fractions with simultaneous integrated boost (SIB) to the tumor bed to a total dose of 30 Gy, and WBI to a total dose of 40.05 Gy in 15 fractions with SIB to the tumor bed to a total dose of 48 Gy (standard treatment), for young or unfavorable breast cancer patients.

Conditions

Interventions

RADIATION

Adjuvant 5 fractions whole breast irradiation with simultaneous integrated boost to the tumor bed

Experimental arm (arm 1-five fractions WBI) patients will be treated to a total dose (TD) of 26 Gy in 5 fractions to whole breast, and a simultaneous integrated boost (SIB) to a TD of 30 Gy to the tumor bed, while arm 2-fifteen-fractions WBI patients with 40 Gy/15 fractions to PTV, and 48 Gy SIB to the tumor bed.

Sponsors & Collaborators

  • IRCCS San Raffaele

    lead OTHER

Principal Investigators

  • Andrei Fodor, MD · IRCCS San Raffaele Scientific Institute

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Model
PARALLEL

Eligibility

Min Age
18 Years
Max Age
70 Years
Sex
FEMALE
Healthy Volunteers
No

Timeline & Regulatory

Start
2025-07-25
Primary Completion
2029-06-30
Completion
2035-06-30

Countries

  • Italy

Study Locations

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Entities

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT07020780 on ClinicalTrials.gov