A Prospective, Multicenter Registry to Observe the Treatment Patterns, Clinical Outcomes, and Decision-Making in Patients With Early Breast Cancer Eligible for EndoPredict® Testing

Recruiting now

Conditions studied: Breast Cancer, Breast Adenocarcinoma

In brief

The study is planned to observe and document the therapeutic decision-making process, treatment protocols, and clinical outcomes in patients with luminal breast cancer, whether they have undergone EndoPredict® testing or not

Key facts

Study ID: NCT07389408
Run by: National and Kapodistrian University of Athens
People needed: 2000
Starts: 2025-04-01
Expected to finish: 2038-12-31
Last updated by the study team: 2026-02-05

Who can join

Age: 18 and older. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

Age ≥ 18 years old.
Histological diagnosis of invasive breast cancer.
T1-T3 tumor size.
0-3 positive axillary lymph nodes.
Documented ER-positive tumor by immunohistochemistry (≥1% or Allred Score: ≥3/8 or H-score: ≥50/ 300)
Documented HER2-negative tumor by immunohistochemistry and/or in situ hybridization
Subject with signed and dated informed consent form.

You may not qualify if…

History of another primary malignancy within the last 5 years, except for resected non-melanoma skin cancer.
Pre-operative chemotherapy administered.
Subject without signed and dated informed consent form.

Where it is running

"Elena Venizelou" General Hospital, Department of Surgery — Athens, Greece (enrolling)
"Prolipsis" Center, Breast Unit — Athens, Greece (enrolling)
Henry Dunant Hospital Center, 3rd Breast Surgical Department — Athens, Greece (enrolling)
Laiko Hospital, National and Kapodistrian University of Athens, Medical School — Athens, Greece (enrolling)
Mediterraneo Hospital, Breast Clinic — Athens, Greece (enrolling)
Metropolitan General Hospital, 3rd Breast Clinic — Cholargós, Greece (enrolling)
Metropolitan General Hospital, 4th Breast Clinic — Cholargós, Greece (enrolling)
"Apollonio-Theotokos" General Clinic, Department of Surgery — Larissa, Greece (enrolling)
IASO Thessalias General Clinic, Breast Surgery Department — Larissa, Greece (enrolling)
IASO General Clinic, 2nd Breast Clinic — Marousi, Greece (enrolling)
MITERA, 1st Breast Clinic — Marousi, Greece (enrolling)
Thessaloniki Bioclinic Hospital, Breast Unit — Thessaloniki, Greece (enrolling)
General Hospital of Trikala, Breast Surfery Dept. — Trikala, Greece (enrolling)

Full record on ClinicalTrials.gov

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