Stereotactic Body Radiation Therapy for Breast Cancer

  • End date
    Jul 17, 2023
  • participants needed
  • sponsor
    Toronto Sunnybrook Regional Cancer Centre
Updated on 24 May 2022
breast surgery
advanced breast cancer
breast carcinoma
invasive breast cancer


This is a prospective, single institution, phase I-II study of stereotactic body radiotherapy (SBRT) for unresected breast cancer. Twenty-four patients with advanced breast cancer who are not candidates for surgery (metastatic disease, unresectable, medically inoperable) or decline surgery will be enrolled in a prospective study using SBRT (4 fractions of radiation therapy over 12-15 days) as the primary treatment modality.

Condition Breast Cancer
Treatment SBRT
Clinical Study IdentifierNCT03585621
SponsorToronto Sunnybrook Regional Cancer Centre
Last Modified on24 May 2022


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Additional screening procedures may be conducted by the study team before you can be confirmed eligible to participate.

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If you are confirmed eligible after full screening, you will be required to understand and sign the informed consent if you decide to enroll in the study. Once enrolled you may be asked to make scheduled visits over a period of time.

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Complete your scheduled study participation activities and then you are done. You may receive summary of study results if provided by the sponsor.

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