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Not yet recruiting NCT07275203

Concordance of the Biology of Primary Breast Carcinoma and the Biology of Recurrence .

— Observational Breast Carcinoma

For patients and families

In plain language

An automatic summary of structured registry data. It is an orientation aid, not a substitute for the official protocol or a physician assessment.

What is being studied
The protocol lists: No intervention.
Who it may be relevant to
Registry conditions: Breast Carcinoma. Basic parameters: from 18 years · All.
What needs checking
Age, condition and sex are only basic indicators. Prior treatment, laboratory values and other mandatory requirements appear in the eligibility criteria below.
Where it takes place
Center list to be confirmed — check the primary protocol.
Next step
Save the trial, show it to the treating physician, and confirm current recruitment with the study center. Costs, documents and travel →

Unsure about the terms? Read our patient guide →

Official title

Concordance of the Biology of Primary Breast Carcinoma and the Biology of Recurrence , Retrospective Study.

Overview

the study will discuss the concordance of the biology of primary breast carcinoma and the biology of recurrence. The study will be conducted at Department of Clinical Oncology, Sohag University Hospital and Sohag Cancer center, Sohag, Egypt. including Patients diagnosed and treated between 2015 and 2025 and Data will be collected from medical records, pathology reports, and radiology reports.

Interventions

  • Other No intervention
    No intervention

Primary outcome measures

  • Rate of receptor discordance between primary and recurrent breast cancer. [Time frame: 2015-2025]

Eligibility criteria

Inclusion criteria

  • Age more than18 years old at time of diagnosis of breast cancer.
  • Patients who had recurrent breast cancer following adjuvant treatment.
  • Biopsy was taken from the site of recurrence and biology was done.

Exclusion criteria

  • Patients with distant metastasis at time of presentation.
  • Patients diagnosed with double malignancy.
  • Patients with incomplete data records.
  • Recurrent breast cancer and biopsy difficult to be taken .

Criteria are shown verbatim from the registry (in English). Final eligibility is always assessed by the study center.

Healthy volunteers: No

Study design

Observational model
Cohort

Study locations

Center list to be confirmed — check the primary protocol.

Identifiers

NCT: NCT07275203 · Soh-Med--25-11-8MS

Primary sources (government registries)

View this study on ClinicalTrials.gov ↗