How a cancer would show in breast density categories on a mammogram
Breasts that are (A) fatty or (B) scattered, are “not dense” breasts. Breasts that are (C) heterogeneously dense or (D) extremely dense, are “dense” breasts.
The original Dutch DENSE trial showed that adding full-protocol breast MRI after a negative mammogram reduced interval cancers in women with extremely dense breasts. However, population-based
Women with dense breast tissue face up to a four-fold higher lifetime risk of developing breast cancer. Dense breasts feel firm because they contain a tight mesh of structural collagen proteins,