Skip to main content
An official website of the United States government
Español
Government Funding Lapse
Because of a lapse in government funding, the information on this website may not be up to date, transactions submitted via the website may not be processed, and the agency may not be able to respond to inquiries until appropriations are enacted.

The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status, please visit cc.nih.gov.

Updates regarding government operating status and resumption of normal operations can be found at opm.gov.

fibroglandular breast tissue

(FY-broh-GLAN-juh-ler brest TIH-shoo)
A term used to describe breast tissue that is made up of fibrous connective tissue and glandular tissue (milk ducts and lobules). Fibroglandular breast tissue often appears dense on a mammogram, which may make it harder to find breast cancer or other changes in the breast.
Search NCI's Dictionary of Cancer Terms