# Longitudinal ctDNA Surveillance for Older Women With ER+ Breast Cancer Who Omit Surgery

> **NCT05914792** · — · ACTIVE_NOT_RECRUITING · sponsor: **University of Pittsburgh** · enrollment: 49 (actual)

## Conditions studied

- Breast Cancer

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT05914792
- **Lead sponsor:** University of Pittsburgh
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2022-04-19
- **Primary completion:** 2024-10-16
- **Final completion:** 2026-07-01
- **Target enrollment:** 49 (ACTUAL)
- **Last updated:** 2025-04-10

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05914792

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05914792, "Longitudinal ctDNA Surveillance for Older Women With ER+ Breast Cancer Who Omit Surgery". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT05914792. Licensed CC0.

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