It easier to identify early changes in dense breast tissue. Screening tools, including breast ultrasound and breast MRI, which make Some women with dense breast tissue may benefit from additional Of the middle two categories, 10 percent have almost entirely fattyīreasts, and the remaining 10 percent have extremely dense breast Scattered areas of fibroglandular densityĮstimates that 80 percent of women in the United States fall into one.Breast tissue density is detected during a screening mammogram. A woman with scattered fibroglandular breast tissue has breasts made up mostly of nondense, fatty tissue with some areas of dense tissue. Knowing your fibroglandular density is important because mammograms are less able to reliably detect cancer in breasts with mostly dense breast tissue, compared with those of mostly fatty tissue. These types of breast tissue are considered dense. Also, detection of breast cancer using mammography is more difficult in women with dense breast tissue.īreast density is classified on a mammogram report in one of four ways: Scattered fibroglandular tissue refers to the density and composition of your breasts. Fibroglandular density measures how much of your breast tissue is made of fibrous connective tissue and glandular tissue. Caffeine can make the symptoms (tenderness and lumpiness) worse. Class A (or 1): Fatty Class B (or 2): Scattered fibroglandular density. It occurs in 90 of women by age 40 and does not increase the risk of breast cancer. Breast density refers to breasts that have a high proportion of dense tissue as. It is caused by the changes in the breast each month and the regression of those changes when we don't conceive. Dense breast tissue may increase a woman’s chance of developing breast cancer. Common: This is also known as fibrocystic breast change and is extremely common. Breast density is important for several reasons. Generally, breasts are considered dense if they contain a lot of fibrous and glandular tissue and less fat. Glandular and fibrous tissue (referred to as fibroglandular tissue) absorb x-rays and therefore show up white on a mammogram and are radiodense or simply. According to the American Cancer Society, approximately one in eight women will develop invasive breast cancer during her lifetime.īreasts contain fibrous, glandular, and fatty tissue.
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