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Search / Trial NCT05776147

Radiotherapy With Extreme Hypofractionation in Patients With Breast Cancer in Brazil: a Retrospective Cohort Study

Launched by LATIN AMERICAN COOPERATIVE ONCOLOGY GROUP · Mar 8, 2023

Trial Information

Current as of June 26, 2025

Recruiting

Keywords

ClinConnect Summary

This clinical trial is studying a new way of giving radiotherapy to women with breast cancer in Brazil. Specifically, it looks at a treatment called extreme hypofractionation, where patients receive higher doses of radiation in fewer sessions—just five treatments instead of many more. The researchers want to see how effective this method is and what side effects patients might experience after their treatment.

To be part of this study, women must be over 18 years old and have been diagnosed with breast cancer. They should also be receiving this extreme hypofractionated radiotherapy after surgery, and their treatment should have started from December 2019 onwards. Participants can expect to have their health monitored closely, helping doctors understand how well this new treatment works and how it affects patients. This trial is currently looking for participants, and your involvement can contribute to important research that may improve breast cancer treatment in the future.

Gender

FEMALE

Eligibility criteria

  • Inclusion Criteria:
  • Women over 18 years old;
  • Diagnosis of breast cancer of any molecular subtype;
  • Undergoing extreme hypofractionated radiotherapy (5 x 5.2Gy) postoperatively;
  • Treated from December/2019 onward;
  • With clinical and treatment data available in medical records.
  • Exclusion Criteria:
  • The protocol does not provide exclusion criteria.

About Latin American Cooperative Oncology Group

The Latin American Cooperative Oncology Group (LACOG) is a prominent organization dedicated to advancing cancer research and treatment in Latin America. By fostering collaboration among oncologists, researchers, and healthcare professionals across the region, LACOG aims to enhance the understanding of cancer epidemiology, improve clinical practices, and facilitate innovative clinical trials. The group's initiatives focus on addressing the unique challenges faced by cancer patients in Latin America, promoting equitable access to cutting-edge therapies, and contributing to the global body of oncological knowledge. Through its commitment to high-quality research and education, LACOG plays a vital role in improving patient outcomes and advancing the field of oncology in the region.

Locations

São Paulo, , Brazil

Brasília, Distrito Federal, Brazil

Fortaleza, Ceará, Brazil

Ribeirão Preto, São Paulo, Brazil

São Paulo, , Brazil

Ipatinga, Minas Gerais, Brazil

Pouso Alegre, Minas Gerais, Brazil

Recife, Pernambuco, Brazil

Rio De Janeiro, , Brazil

São Paulo, , Brazil

São Paulo, , Brazil

Fortaleza, , Brazil

Ribeirão Preto, , Brazil

Patients applied

0 patients applied

Trial Officials

Gustavo Nader Marte

Principal Investigator

Latin American Cooperative Oncology Group

Timeline

First submit

Trial launched

Trial updated

Estimated completion

Not reported

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