# Radiotherapy With Extreme Hypofractionation in Patients With Breast Cancer in Brazil: a Retrospective Cohort Study

> **NCT05776147** · — · RECRUITING · sponsor: **Latin American Cooperative Oncology Group** · enrollment: 400 (estimated)

## Conditions studied

- Radiotherapy Side Effect

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT05776147
- **Lead sponsor:** Latin American Cooperative Oncology Group
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2023-11-09
- **Primary completion:** 2025-06-01
- **Final completion:** 2025-06-01
- **Target enrollment:** 400 (ESTIMATED)
- **Last updated:** 2025-03-07


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05776147

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05776147, "Radiotherapy With Extreme Hypofractionation in Patients With Breast Cancer in Brazil: a Retrospective Cohort Study". Retrieved via AI Analytics 2026-06-04 from https://api.ai-analytics.org/clinical/NCT05776147. Licensed CC0.

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