# Circulating Tumor DNA Monitoring in Breast Cancer Undergoing Neoadjuvant Therapy

> **NCT05649475** · — · UNKNOWN · sponsor: **Second Affiliated Hospital, School of Medicine, Zhejiang University** · enrollment: 100 (estimated)

## Conditions studied

- Stage I-III Breast Cancer

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT05649475
- **Lead sponsor:** Second Affiliated Hospital, School of Medicine, Zhejiang University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2021-08-31
- **Primary completion:** 2024-07-31
- **Final completion:** 2025-07-31
- **Target enrollment:** 100 (ESTIMATED)
- **Last updated:** 2023-02-24

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05649475

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05649475, "Circulating Tumor DNA Monitoring in Breast Cancer Undergoing Neoadjuvant Therapy". Retrieved via AI Analytics 2026-06-08 from https://api.ai-analytics.org/clinical/NCT05649475. Licensed CC0.

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