Following condition has no increased risk of invasive breast carcinoma except
Hyperplasia Atypical
Sclerosing Adenosis
Apocrine metaplagia
Duct ectasia
Cancer risk associated (with benign breast disorders and insitu carcinoma of the breast) Non-proliferative - no increased risk Sclerosing Adenosis - no increased risk Intra ductal papilloma--no increased risk Florid hyperplasia - 1.5 to 2 fold Atypical lobular hyperplasia - 4fold Atypical ductal hyperplasia - 4fold Ductal involvement by cells of Atypical ductal hyperplasia - 7 fold Lobular carcinoma insitu - 10fold Ductal carcinoma insitu- 10 fold Ref: Sabiston 20th edition Pgno :832
Endocrinology and breast