Status:

COMPLETED

Bone Density and Bone Loss in Postmenopausal Women With Breast Cancer Receiving Treatment in Clinical Trial IBCSG-1-98

Lead Sponsor:

ETOP IBCSG Partners Foundation

Conditions:

Breast Cancer

Osteoporosis

Eligibility:

FEMALE

30+ years

Phase:

PHASE3

Brief Summary

RATIONALE: Diagnostic procedures, such as bone mineral density testing and x-ray, help measure bone loss in women receiving treatment for breast cancer. The test results may help doctors plan better t...

Detailed Description

OBJECTIVES: * Compare the effects on bone mineral density (BMD) in the L2-L4 (posterio-anterior) region of the spine and hip by assessing bone density in postmenopausal women with breast cancer recei...

Eligibility Criteria

Inclusion

  • DISEASE CHARACTERISTICS:
  • Diagnosis of breast cancer
  • Resected disease
  • Enrolled on protocol IBCSG-1-98
  • Receiving adjuvant endocrine therapy comprising 1 of the following regimens:
  • Letrozole
  • Tamoxifen
  • Letrozole after 2 years of tamoxifen
  • Tamoxifen after 2 years of letrozole
  • Not yet completed 5 years of treatment
  • No breast cancer recurrence or second primary cancer
  • No known, symptomatic bone disease, including osteomalacia or osteogenesis imperfecta
  • No prior registration to protocol IBCSG-1-98 Bone Mineral Density substudy
  • Hormone receptor status:
  • Estrogen receptor-positive and/or progesterone receptor-positive tumor
  • PATIENT CHARACTERISTICS:
  • Female
  • Postmenopausal
  • No uncontrolled thyroid or parathyroid disease, Cushing's disease, or other pituitary diseases
  • No malabsorption syndrome or clinically relevant vitamin D deficiency
  • No patients for whom the bone density determination is impossible
  • PRIOR CONCURRENT THERAPY:
  • See Disease Characteristics
  • More than 1 year since prior and no concurrent anticonvulsants
  • More than 6 weeks since prior and no concurrent corticosteroids (at doses \> the equivalent of 5 mg/day prednisone) for \> 2 weeks total
  • No prior or concurrent sodium fluoride (at daily doses ≥ 5 mg/day) for \> 1 month
  • More than 12 months since prior and no concurrent anabolic steroids
  • More than 6 months since prior treatment, either investigational or not, for the prevention of osteoporosis (excluding calcium or cholecalciferol \[vitamin D\])
  • No concurrent raloxifene
  • Concurrent therapeutic intervention for osteoporosis comprising bisphosphonates allowed
  • Concurrent warfarin allowed provided it is given for ≤ 4 weeks

Exclusion

    Key Trial Info

    Start Date :

    May 1 2004

    Trial Type :

    INTERVENTIONAL

    Allocation :

    ACTUAL

    End Date :

    January 1 2012

    Estimated Enrollment :

    458 Patients enrolled

    Trial Details

    Trial ID

    NCT00369850

    Start Date

    May 1 2004

    End Date

    January 1 2012

    Last Update

    July 27 2012

    Active Locations (16)

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    Page 1 of 4 (16 locations)

    1

    Institute of Oncology at Prince of Wales Hospital

    Randwick, New South Wales, Australia, 2031

    2

    Royal Brisbane and Women's Hospital

    Brisbane, Queensland, Australia, 4029

    3

    Institut Bergonie

    Bordeaux, France, 33076

    4

    Centro di Riferimento Oncologico - Aviano

    Aviano, Italy, 33081