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OncoMatch/Clinical Trials/NCT04698252

Local Therapy for ER/PR-positive Oligometastatic Breast Cancer

Is NCT04698252 recruiting? Yes, currently enrolling (Jun 2026). This Phase 2 trial studies non-drug interventions for breast cancer.

Phase 2RecruitingInstituto do Cancer do Estado de São PauloNCT04698252Data as of Jun 2026Location: Brazil

Randomized phase 2 trial to evaluate the efficacy of local therapy for oligometastasis from ER/PR-positive breast cancer. The study hypothesis is that local therapy in addition to systemic therapy improves progression-free survival in comparison with systemic therapy alone.

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Extracted eligibility criteria

Cancer type

Breast Carcinoma

Biomarker criteria

Required: ESR1 positive

Estrogen receptor-positive and/ or progesterone receptor-positive breast cancer

Required: PR (PGR) positive

Estrogen receptor-positive and/ or progesterone receptor-positive breast cancer

Excluded: HER2 (ERBB2) positive

HER2-positive breast cancer

Disease stage

Metastatic disease required

Performance status

ECOG 0–1(Restricted strenuous activity)

Demographics

Female only

Prior therapy

Must have received: systemic therapy

Partial response or stable disease after at least six months of systemic therapy for breast cancer

Cannot have received: local therapy for distant metastasis

Previous local therapy for distant metastasis

Structured fields extracted by AI. May contain errors — verify against the official protocol.

Frequently asked questions

Is NCT04698252 currently recruiting?

Yes, this trial is currently recruiting patients.

Are there prior therapy exclusions?

Yes. Prior local therapy for distant metastasis disqualifies patients from enrollment.

Does this trial require ESR1?

Yes, ESR1 positive is a required biomarker for enrollment.

Does this trial require PGR?

Yes, PGR positive is a required biomarker for enrollment.

Are patients with ERBB2 alterations eligible?

No. ERBB2 positive is an exclusion criterion.

Is this trial open to male patients?

No. This trial enrolls female patients only.

Could you qualify for this trial?

Enter your biomarker results to see how this trial's eligibility criteria match your specific cancer profile.

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