# Distribution of the Homologous Recombination-related (HRR) Genesmutationsand HRD in Breast Cancer

> **NCT05466786** · — · RECRUITING · sponsor: **Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University** · enrollment: 255 (estimated)

## Conditions studied

- Breast Cancer
- HER2-low Breast Cancer

## Interventions

- **OTHER:** Standard Management

## Key facts

- **NCT ID:** NCT05466786
- **Lead sponsor:** Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2022-08-07
- **Primary completion:** 2027-05-31
- **Final completion:** 2027-05-31
- **Target enrollment:** 255 (ESTIMATED)
- **Last updated:** 2025-10-03


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05466786

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05466786, "Distribution of the Homologous Recombination-related (HRR) Genesmutationsand HRD in Breast Cancer". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT05466786. Licensed CC0.

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