Use of Endocrine Therapy for Breast Cancer Risk Reduction: ASCO Clinical Practice Guideline Update

This is a clinical practice guideline on breast cancer in adult patients. The guideline examines endocrine therapy as a risk-reduction intervention in patients who are at increased risk of developing the disease but have not been previously diagnosed. Various interventions are examined while taking into consideration pre-menopausal versus post-menopausal patients’ needs. The primary outcomes of interest are the incidences of invasive and non-invasive breast cancer.