# Test - Retest Reproducibility of 18F Fluoroestradiol (FES) PET

> **NCT03065712** · PHASE2 · WITHDRAWN · sponsor: **University of Texas Southwestern Medical Center**

## Conditions studied

- Breast Cancer

## Interventions

- **DRUG:** F-18 Fluoroestradiol
- **PROCEDURE:** Computed Tomography
- **PROCEDURE:** Positron Emission Tomography
- **OTHER:** Laboratory Biomarker Analysis

## Key facts

- **NCT ID:** NCT03065712
- **Lead sponsor:** University of Texas Southwestern Medical Center
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2017-02-22
- **Primary completion:** 2020-02-22
- **Final completion:** 2021-02-20
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** Competing clinical trial
- **Last updated:** 2020-05-12


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03065712

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03065712, "Test - Retest Reproducibility of 18F Fluoroestradiol (FES) PET". Retrieved via AI Analytics 2026-05-24 from https://api.ai-analytics.org/clinical/NCT03065712. Licensed CC0.

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