A computerized tomography scan, or CT scan, is a type of X-ray that uses a computer to make cross-sectional images of your body. The media injected to perform CT angiography is called a contrast material because it lights up blood vessels and tissues that are being studied.
1. Most women who have a mother, sister, or grandmother who had breast cancer at the age of 50 or older, or who are at high risk of breast cancer because of obesity or other reasons, should have regular mammograms (every one or two years) starting at age 40.nfortunately, younger women tend to have denser breasts, which often look white on a mammogram. Since cancer also shows up as white, mammograms are less accurate for younger women (and other women with dense breasts).
American Cancer Society recommendations for early breast cancer detection in women without breast symptoms. Women age 40 and older should have a mammogram every year and should continue to do so for as long as they are in good health.1  Current evidence supporting mammograms is even stronger than in the past. 2  In particular, recent evidence has confirmed that mammograms offer substantial benefit for women in their 40s.merican Cancer Society recommendations for early breast cancer detection in women without breast symptoms. Women age 40 and older should have a mammogram every year and should continue to do so for as long as they are in good health.