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Continuing Education Information

Physicians' Education Resource is accredited by the Accreditation Council for Continuing Medical Education to provide continuing medical education for physicians.

Physicians' Education Resource designates this educational activity for a maximum of 1 AMA PRA Category 1 Credit(s)™. Physicians should only claim credit commensurate with the extent of their participation in the activity.

The Impact of Bone-Sparing Therapies in a Premenopausal Patient With Stage II Breast Cancer Undergoing Adjuvant Ovarian Suppression

Release Date: October 31, 2008
Expiration Date: October 31, 2009

Interactive Case Study Overview

For premenopausal patients with hormone receptor–positive (HR+) early-stage breast cancer, multiple therapeutic options complicate treatment decision making. While both selective estrogen receptor (ER) modulators and ovarian ablation or suppression have demonstrated efficacy in this patient population, the optimal combinations of therapy and length of administration are unclear. Additionally, the roles of aromatase inhibitors (AIs) in premenopausal patients and of chemotherapy in patients with low-risk early-stage disease, particularly the benefit/risk ratios of these regimens, are under debate. Furthermore, bone complications present a frequent clinical challenge because many therapies for early-stage breast cancer can have a deleterious effect on bone density, leading to increased risk of fracture. This risk requires physicians to examine the therapeutic options for maintenance and restoration of bone health in patients with low bone mineral density who are receiving endocrine therapy. While several bone-targeted agents, including bisphosphonates, are under investigation in the adjuvant setting for prevention of bone loss, optimal timing and duration of therapy are still under investigation.

The purpose of this activity is to update physicians on the adjuvant therapeutic options for premenopausal patients with HR+ early-stage breast cancer, including prevention of treatment-related bone loss.

Target Audience

This educational activity is intended for medical oncologists involved in the care of patients with breast cancer. No specific skills or knowledge other than a basic training in oncology is required for successful participation in this activity.

Learning Objectives

Upon completion of this educational activity, you should be able to:

  • Evaluate the efficacy and safety of endocrine therapy with or without chemotherapy for premenopausal patients with HR+ early-stage breast cancer
  • Assess the utility of additional endocrine therapy with a selective ER modulator or an AI in premenopausal patients with breast cancer who are receiving ovarian suppression
  • Discuss treatment-induced bone loss in patients with HR+ early-stage breast cancer, including the role of bisphosphonate therapy in the maintenance of bone health and prevention of disease recurrence

Instructions for Participation

  1. Read the following information before beginning the educational activity.
  2. Complete the Pretest.
  3. Study the educational activity.
  4. Complete the CME test.
  5. Answer the evaluation questions.
  6. After successful completion of the CME test and evaluation, you will receive your certificate of credit online.

Successful completion is determined by a score of 67% or greater.

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Educational Grants

An educational grant for this activity was provided by:


  1. Novartis Oncology

Michael Gnant, MD, PhD
Professor of Surgery
Medical University of Vienna
Vienna, Austria