Status:

COMPLETED

Phase II Study of Intra-Operative Electron Irradiation and External Beam Irradiation After Lumpectomy in Patients With T1N0M0 and T2N0M0 Breast Cancer

Lead Sponsor:

Mayo Clinic

Conditions:

Breast Cancer

Eligibility:

FEMALE

18+ years

Phase:

PHASE2

Brief Summary

The study is being done to determine the tolerance to single fraction intra-operative electron irradiation (IOERT) and external beam photon irradiation (EBRT) following lumpectomy for T1/T2N0M0 breast...

Eligibility Criteria

Inclusion

  • Eligibility:
  • Histologically proven primary invasive breast carcinoma.
  • Tumor pathologically determined \<= 5cm in diameter.
  • Single, discrete, well-defined primary tumor.
  • Any micro-calcifications must be focal. A specimen radiograph is required after lumpectomy to assure removal of all malignant appearing calcifications.
  • Pathologically negative surgical margins.
  • Axillary lymph node status can be determined by level I and II lymph node dissection or sentinel lymph node sampling.
  • ECOG performance status 0-2.
  • Contraindications:
  • Multicentric disease and/or diffuse malignant appearing microcalcifications.
  • Evidence of metastatic breast cancer.
  • Axillary lymph node involvement.
  • Pre-existing collagen vascular disease except rheumatoid arthritis that does not require immunosuppressive therapy.
  • Prior irradiation to the ara of planned radiation field.
  • Pregnant or lactating women.

Exclusion

    Key Trial Info

    Start Date :

    January 1 2003

    Trial Type :

    INTERVENTIONAL

    Allocation :

    ACTUAL

    End Date :

    January 1 2013

    Estimated Enrollment :

    65 Patients enrolled

    Trial Details

    Trial ID

    NCT01215162

    Start Date

    January 1 2003

    End Date

    January 1 2013

    Last Update

    April 3 2014

    Active Locations (1)

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    Mayo Clinic

    Scottsdale, Arizona, United States