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Dictionary of Cancer Terms

View in Spanish: Hiperplasia ductal atípica

Atypical ductal hyperplasia (AY-TIH-pih-kul DUK-tul HY-per-PLAY-zhuh)
A benign (not cancer) condition in which there are more cells than normal in the lining of breast ducts and the cells look abnormal under a microscope. Having atypical ductal hyperplasia increases the risk of breast cancer. Also called ADH and atypical ductal breast hyperplasia.



 
 
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.