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

> **NCT07020780** · NA · RECRUITING · sponsor: **IRCCS San Raffaele** · enrollment: 458 (estimated)

## Conditions studied

- Breast Cancer

## Interventions

- **RADIATION:** Adjuvant 5 fractions whole breast irradiation with simultaneous integrated boost to the tumor bed

## Key facts

- **NCT ID:** NCT07020780
- **Lead sponsor:** IRCCS San Raffaele
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2025-07-25
- **Primary completion:** 2029-06-30
- **Final completion:** 2035-06-30
- **Target enrollment:** 458 (ESTIMATED)
- **Last updated:** 2025-07-28


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07020780

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07020780, "5 fr Ultrahypofractionated WBI and SIB for Breast Cancer With Unfavorable Characteristics". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT07020780. Licensed CC0.

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