Heterogeneously Dense Breast

**Semantic type:** Finding

**Definition:** A mammographic finding of heterogeneously dense breast composition, as defined by the visually estimated content of fibroglandular-density tissue within the breast, based on updated editions of the American College of Radiology's Breast Imaging Reporting and Data System (BI-RADS).

**Synonyms:** - Heterogeneously dense - Mammographically Heterogeneously Dense Breast