Most breast cancer occurs by chance. However, 5 to 10 per cent of breast cancer is hereditary, meaning it runs in families.

If you have been referred to the Cancer Risk Assessment Clinic and/or have questions about what to expect at this type of consultation, click here for more information.

For more information about the most common form of hereditary breast cancer, Hereditary Breast and Ovarian Cancer Syndrome (BRCA1 or BRCA2), click here.