Identifying risk factors for brain recurrence in HER2-positive breast cancer patients

Identification of Risk Factors for Brain Recurrence in Patients With HER2-positive Localised Breast Cancer

Observational Center Eugene Marquis · NCT06358625

This study is trying to find out what factors might lead to brain cancer returning in patients with HER2-positive breast cancer to help improve their treatment and care.

Quick facts

Study typeObservational
Enrollment120 (estimated)
Ages18 Years and up
SexFemale
SponsorCenter Eugene Marquis Academic / other
Drugs / interventionschemotherapy, trastuzumab, tucatinib
Locations1 site (Rennes)
Trial IDNCT06358625 on ClinicalTrials.gov

What this trial studies

This observational study aims to identify risk factors associated with brain recurrence in patients diagnosed with HER2-positive localized breast cancer. It focuses on understanding the incidence of brain metastases in this patient population, particularly in relation to their treatment history and tumor characteristics. The study involves pre-treatment biopsies to gather necessary data for analysis. By examining these factors, the research seeks to improve prognostic assessments and treatment strategies for affected patients.

Who should consider this trial

Good fit: Ideal candidates for this study are female patients aged 18 and older with histologically confirmed HER2-positive invasive breast cancer.

Not a fit: Patients who are pregnant, breastfeeding, or have certain coagulation disorders may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to better risk stratification and tailored treatment approaches for patients with HER2-positive breast cancer, potentially improving outcomes.

How similar studies have performed: Other studies have indicated the importance of identifying risk factors for brain metastases in breast cancer, suggesting that this approach has potential for success.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Age ≥ 18 years old
* be a female patient
* Patients with histologically proven HER2-positive invasive breast cancer (IHC 3+ or 2+ with positive SISH),
* Neoadjuvant chemotherapy and intra-tumour clips indicated at the multidisciplinary consultation meeting (RCP).
* Signed Informed Consent Form

Exclusion Criteria:

* pregnant or breast-feeding women
* Have had a haematoma requiring level II analgesics at the time of the diagnostic biopsy.
* Known coagulation disorders
* Individual deprived of liberty or placed under the authority of a tutor, or a currator
* Not be affiliated to a social security regimen

Where this trial is running

Rennes

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions HER2-positive Breast CancerMetastasesCentral Nervous SystemBiopsy
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.