# 18F-fluoroestradiol (FES) PET/CT for Breast Cancer

Source: https://onco.cc/trials/nct04883814/  
OnCo record `nct04883814` (Trial). Data CC BY-NC 4.0, attribute "Data from OnCo (onco.cc)"; commercial use needs a licence.

## TL;DR

A phase 2 trial of FES PET in Breast cancer, run by Hoag Memorial Hospital Presbyterian, with a status the registry has not verified recently.

## Summary

18F-fluoroestradiol (FES) PET/CT for Breast Cancer is a phase 2 interventional study registered as NCT04883814 by Hoag Memorial Hospital Presbyterian, with 124 participants planned, started 2021-01-15 and due to reach its primary completion in 2023-12-15. Interventions recorded: 18F-fluoroestradiol PET/CT. Conditions recorded: Breast Cancer.

Linked to the technology FES PET because the registry names it ("18f fluoroestradiol pet") among its interventions and Breast cancer among its conditions. Registry record only: no result has been read by an editor.

## Fields

- Kind: Trial
- Last checked: 2026-09-22
- Tags: pipeline; ctgov-ingest
- Registry id: NCT04883814
- Phase: 2
- Setting: 18F-fluoroestradiol (FES) PET/CT Compared To Standard-of-Care Imaging In Patients With Breast Cancer
- Sponsor: Hoag Memorial Hospital Presbyterian
- Enrolled: 124

## Sources

- ClinicalTrials.gov NCT04883814: https://clinicaltrials.gov/study/NCT04883814

## Connected records

- cancers: [Breast cancer (all types)](https://onco.cc/cancers/breast-cancer/)
- technologies: [FES PET (oestrogen receptor imaging)](https://onco.cc/technologies/fes-pet/)
- drugs: [Fluoroestradiol F-18 (FES PET)](https://onco.cc/drugs/fluoroestradiol-f18/)

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JSON: https://onco.cc/api/v1/entities/nct04883814.json