findmyKOL
Clinical trialNCT04228991Active, not recruitingPhase 3Interventional

Hypofractionated LocoRegional Radiotherapy in Breast Cancer

SponsorOntario Clinical Oncology Group (OCOG)Enrollment588Breast NeoplasmsLymphedemaRadiotherapy
View the registry record on ClinicalTrials.gov

Summary

The registered summary isn't in our current data snapshot. Read it on the ClinicalTrials.gov record ↗. Why? →

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

  • Timothy Whelan, MD

    Juravinski Cancer Centre, McMaster University, Hamilton

    Principal Investigator

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

20 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

Canada
  • Tom Baker Cancer Centre

    Calgary, Alberta, Canada

  • Cross Cancer Institute

    Edmonton, Alberta, Canada

  • Bc Cancer - Centre for the Southern Interior

    Kelowna, British Columbia, Canada

  • Bc Cancer - Centre for the North

    Prince George, British Columbia, Canada

  • Bc Cancer - Vancouver Centre

    Vancouver, British Columbia, Canada

  • Bc Cancer - Vancouver Island Centre

    Victoria, British Columbia, Canada

  • Northeast Cancer Centre, Health Sciences North

    Greater Sudbury, Ontario, Canada

  • Juravinski Cancer Centre

    Hamilton, Ontario, Canada

  • London Regional Cancer Program

    London, Ontario, Canada

  • the Ottawa Hospital Regional Cancer Centre

    Ottawa, Ontario, Canada

  • Princess Margaret Cancer Centre - Uhn

    Toronto, Ontario, Canada

  • Sunnybrook Health Sciences Centre - Odette Cancer Centre

    Toronto, Ontario, Canada

  • Hotel-Dieu de Lévis (cisss Ca)

    Lévis, Quebec, Canada

  • Chum - Centre Hospitalier de L'Universite de Montreal

    Montreal, Quebec, Canada

  • Ciusss de L'Est-de-L'Île de Montréal, Hôpital, Maisonneuve-Rosemont

    Montreal, Quebec, Canada

  • Mcgill University Health Centre-Cedars Cancer Centre

    Montreal, Quebec, Canada

  • Chu-de Québec-Université de Laval

    Québec, Quebec, Canada

  • Sherbrooke University Hospital Centre

    Sherbrooke, Quebec, Canada

  • Allan Blair Cancer Centre

    Regina, Saskatchewan, Canada

  • Saskatoon Cancer Centre

    Saskatoon, Saskatchewan, Canada

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

No drug or biological interventions are in our data for this study — it may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start
10 Feb 2021
Primary completion
31 Jul 2028
Completion
31 Dec 2030
Last update posted
17 Jun 2026
Registered enrollment
588
Registry id
NCT04228991

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 12 Jul 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.