Preferred Label : Columnar Cell Change of the Breast;
NCIt synonyms : Columnar Cell Change; Columnar Cell Change of Breast; CCC; Breast Columnar Cell Change; Breast Blunt Duct Adenosis; Blunt Duct Adenosis of Breast; Blunt Duct Adenosis of the Breast;
NCIt definition : A columnar cell lesion characterized by the presence of enlarged terminal ductal lobular
units with dilated acini. The acini are lined by one or two layers of columnar epithelial
cells. Apical cytoplasmic snouts may be present, but they are not prominent. Secretions
may be present in the lumina of the dilated acini.;