<unk> , if found on a surgical (excisional) biopsy of a mammographic abnormality, does not require any further treatment, only mammographic follow-up. If<unk>  is found on a core (needle) biopsy (a procedure which generally does not excise a suspicious mammographic abnormality), a surgical biopsy, i.e. a breast lumpectomy, to completely excise the abnormality and exclude breast cancer is the typical recommendation.
Atypical ductal hyperplasia
Invasive lobular carcinoma
Ductal carcinoma in situ
Intraductal papilloma
Lobular carcinoma in situ
Fibroadenoma
Atypical hyperplasia
Focal nodular hyperplasia