Step 1 → Reproductive Breast BenignPreview this topic sectionPreview the conditions. Plans unlock the full Step 1 details when you need them. Free Biochemistry Free Microbiology Plans Breast Benign conditions Epithelial Hyperplasia Fat Necrosis (Breast) Fibroadenoma Intraductal Papilloma Lactational Mastitis Mammary Duct Ectasia Sclerosing Adenosis