What causes breast cancer?

Updated: Feb 04, 2021
  • Author: Pavani Chalasani, MD, MPH; Chief Editor: John V Kiluk, MD, FACS  more...
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Epidemiologic studies have identified a number of risk factors that are associated with an increased risk of a woman developing breast cancer. Several risk factors have been found to be clinically useful for assessing a patient’s risk of breast cancer. Many of these factors form the basis of breast cancer risk assessment tools currently being used in the practice setting.

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