A Registry Study for the Long-Term Outcomes of Radiation Therapy


  • Study type

  • Study IDs

  • Describes the nature of a clinical study. Types include:

    • Observational study — observes people and measures outcomes without affecting results.
    • Interventional study (clinical trial) — studies new tests, treatments, drugs, surgical procedures or devices.
    • Medical records research — uses historical information collected from medical records of large groups of people to study how diseases progress and which treatments and surgeries work best.
  • Site IRB
    • Scottsdale/Phoenix, Arizona: 16-000492
    NCT ID: NCT01255748
    Sponsor Protocol Number: REG001-09

About this study

The purpose of this long term registry study is to collect and analyze information from patients being treated with various forms of radiation therapy to improve the treatment of future patients.

Participation eligibility

Participant eligibility includes age, gender, type and stage of disease, and previous treatments or health concerns. Guidelines differ from study to study, and identify who can or cannot participate. If you need assistance understanding the eligibility criteria, please contact the study team.

See eligibility criteria

Inclusion Criteria

  • Planned treatment with radiation therapy at a participating center
  • Either age 18 and older and/or has a legal guardian with the ability to understand and sign IRB approved consent
  • Patients from outside of the United States may participate in the study if Enrollment and treatment will be completed at an approved PCG member institution in the United States 

Participating Mayo Clinic locations

Study statuses change often. Please contact us for help.

Mayo Clinic Location Status Contact

Scottsdale/Phoenix, Ariz.

Mayo Clinic principal investigator

Carlos Vargas, M.D.

Open for enrollment

Contact information:

Heather Young




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