In a recently updated position statement, the Royal Australian and New Zealand College of Radiologists (RANZCR) recommends mandating the reporting of mammographic breast density (MBD) in both the screening and diagnostic settings.
Recognising breast cancer as a leading cause of cancer, affecting 1 in 7 women in Australia, RANZCR emphasises the importance of informed decision-making in breast health.

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Mammographic breast density (MBD), a key determinant in cancer detection, varies depending upon the proportions of fibrous, glandular, and fatty tissue within the breast.
RANZCR recommends regular breast cancer screening for all women, irrespective of MBD, and highlights the need for individual risk assessments considering the various risk factors for breast cancer.
The position statement acknowledges varying incidences of MBD categories and associated risks, including increased breast cancer risk, mortality, and reduced mammography sensitivity in extremely dense breasts.
RANZCR supports the consideration of supplemental imaging tools, such as ultrasound, tomosynthesis, contrast enhanced mammography and MRI, for women with dense breasts.
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While recognising the aspirational guidelines proposed by the European Society of Breast Imaging, RANZCR aims to work towards this gold standard with governmental support. The College emphasises the importance of shared decision-making between patients and healthcare teams.
RANZCR invites discussion and collaboration to enhance breast cancer screening strategies, ultimately working towards a future risk-based model. The College remains committed to advocating for the well-being of women in Australia and New Zealand.
