# Proton vs Photon IMRT Toxicity in Breast Cancer

> **NCT07537712** · — · NOT_YET_RECRUITING · sponsor: **Ruijin Hospital** · enrollment: 750 (estimated)

## Conditions studied

- Breast Cancer

## Interventions

- **RADIATION:** Intensity-modulated photon radiotherapy (IMRT/VMAT)
- **RADIATION:** Intensity-modulated proton therapy (IMPT)

## Key facts

- **NCT ID:** NCT07537712
- **Lead sponsor:** Ruijin Hospital
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2026-04
- **Primary completion:** 2027-12
- **Final completion:** 2027-12
- **Target enrollment:** 750 (ESTIMATED)
- **Last updated:** 2026-04-17


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07537712

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07537712, "Proton vs Photon IMRT Toxicity in Breast Cancer". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT07537712. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*