Mammographic density refers to the proportion of dense (fibroglandular) tissue compared to fatty tissue in the breast as seen on a mammogram ... compared to those with scattered dense tissue ...
I never missed my annual mammogram. I did self-exams ... Category B – Scattered areas of fibroglandular density Category C – Heterogeneously dense Category D – Extremely dense Breasts ...
"If someone has what they call dense breasts, they have a lot of the fibroglandular ... such as a tomosynthesis or 3D mammogram. However, there's still debate around the medical significance ...