# Efficacy of Preoperative Radiotherapy for Non-responder Patients After Neoadjuvant Chemotherapy

> **NCT05274594** · — · COMPLETED · sponsor: **Istanbul Breast Society** · enrollment: 37 (actual)

## Conditions studied

- Breast Neoplasms
- Radiotherapy; Complications
- Survivorship
- Breast Cancer

## Interventions

- **RADIATION:** Radiotherapy

## Key facts

- **NCT ID:** NCT05274594
- **Lead sponsor:** Istanbul Breast Society
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2017-01-01
- **Primary completion:** 2020-01-01
- **Final completion:** 2022-01-01
- **Target enrollment:** 37 (ACTUAL)
- **Last updated:** 2022-03-10


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05274594

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05274594, "Efficacy of Preoperative Radiotherapy for Non-responder Patients After Neoadjuvant Chemotherapy". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT05274594. Licensed CC0.

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