A noninvasive (noninfiltrating) carcinoma of the breast characterized by a proliferation of malignant epithelial cells confined to the mammary ducts or lobules, without light-microscopy evidence of invasion through the basement membrane into the surrounding stroma.
Also Known As:
DCIS; Ductal Carcinoma In Situ; Intraductal Carcinoma; Carcinoma, Intraductal; Carcinoma, Intraductal, Noninfiltrating; Atypical Ductal Hyperplasia; Intraductal Carcinoma, Noninfiltrating; Atypical Ductal Hyperplasias; Carcinoma, Noninfiltrating Intraductal; Carcinomas, Intraductal; Carcinomas, Noninfiltrating Intraductal; Ductal Hyperplasia, Atypical; Ductal Hyperplasias, Atypical; Hyperplasia, Atypical Ductal; Hyperplasias, Atypical Ductal; Intraductal Carcinomas; Intraductal Carcinomas, Noninfiltrating; Noninfiltrating Intraductal Carcinomas