Sep 01, · Regular mammograms are the best way to find breast cancer early. But if your mammogram report says that you have dense breast tissue, you may be wondering what that means. Having dense breasts is very common and is not abnormal. What is dense breast tissue? Breasts are made up of lobules, ducts, and Last Revised: October 9,
High breast density means there's a greater amount of breast and connective tissue compared to fat. Low breast density means there's a greater amount of fat compared to breast and connective tissue. By looking at your mammogram or the measure of breast density, your health care provider may conclude you have dense breasts.
If a recent mammogram showed you have dense breast tissue, you may wonder what this means for your breast cancer risk. Doctors know dense breast tissue makes breast cancer screening more difficult and it increases the risk of breast cancer.