Mondo Description Mammary polyadenomatosis is characterised by the presence in both breasts of multiple voluminous fibroadenomas with heterogeneous echo patterns.

Uniprot Description A benign breast disease marked by lobuloalveolar growth with abnormally high proliferation of the epithelium, and characterized by the presence of more than 3 fibroadenomas in one breast. Fibroadenomas are adenomas containing fibrous tissue.