morphologic evidence supported the hypothesis that most lesions traditionally grouped as mammary dysplasia or fibrocystic disease , including apocrine cysts , sclerosing adenosis , fibroadenomas , various forms of lobules ( sclerotic , dilated , hypersecretory , hyperplastic , atypical , or anaplastic ) , ductal carcinoma in situ ( dcis ) , and lobular carcinoma in situ ( lcis ) , arose in terminal ductal-lobular units ( tdlu ) or in the lobules themselves .
C0279563
lobular carcinoma in situ
C0929369
terminal ductal-lobular units