You may simply have more tissue in one breast than another (global asymmetry), or in one spot (focal nodular asymmetry). By using additional mammogram images, comparing prior studies to current ones, or by using different modalities like ultrasound, a radiologist can usually determine the cause of the finding.
Under the BI-RADS lexicon 5, there are four types of asymmetries: 1 asymmetry 2 focal asymmetry 3 developing asymmetry 4 global asymmetry More …
Both are features we look at on your breast imaging study. On a mammogram, an asymmetry typically means there’s more tissue, or white stuff on the mammogram, in one area than on the opposite side. When asymmetry occurs, it leads to a question: is this normal for that person?
Check For Asymmetry Image Diagram - Chart - diagrams and charts with labels. This diagram depicts Check For Asymmetry Image