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Breast density associated with higher risk of developing breast cancer

A mammogram can detect otherwise invisible signs or symptoms of breast cancer that cannot be felt. Photo:: Pixabay

(Meredith Clarke/ Independent UK) — Dense breast tissue poses up to four times higher risk of developing breast cancer. However, a new study has shown that many women are unaware of the risks of breast density.

Dense breasts refers to breasts that are composed of more fibrous and glandular tissue compared to fatty tissue, and can be detected while undergoing a mammogram.

The study, which was published in Jama Network Open on 23 January, surveyed 1,858 women ages 40 to 76 years from 2019 to 2020 who had recently undergone mammography, had no history of breast cancer, and had heard of breast density.

It assessed women’s understanding of breast density as a significant breast cancer risk compared to other well known risk factors, such as having a relative with breast cancer, being overweight or obese, drinking more than one alcoholic beverage per day, never having children, and having a prior breast biopsy. (…)