# Contrast-enhanced Ultrasonography Combined With Blue Dye as Dual-tracer for Sentinel Lymph Node Biopsy

> **NCT04932460** · NA · UNKNOWN · sponsor: **First Affiliated Hospital, Sun Yat-Sen University** · enrollment: 350 (estimated)

## Conditions studied

- Breast Neoplasms
- Neoadjuvant Therapy
- Sentinel Lymph Node Biopsy

## Interventions

- **PROCEDURE:** CEUS
- **PROCEDURE:** blue dye

## Key facts

- **NCT ID:** NCT04932460
- **Lead sponsor:** First Affiliated Hospital, Sun Yat-Sen University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2021-06-15
- **Primary completion:** 2023-07-15
- **Final completion:** 2023-08-15
- **Target enrollment:** 350 (ESTIMATED)
- **Last updated:** 2021-06-21

## Collaborators

- [object Object]
- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04932460

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04932460, "Contrast-enhanced Ultrasonography Combined With Blue Dye as Dual-tracer for Sentinel Lymph Node Biopsy". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04932460. Licensed CC0.

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