NCIt synonyms : Undifferentiated Breast Carcinoma; Anaplastic Breast Carcinoma; Pleomorphic Breast Carcinoma;
NCIt definition : A rare, aggressive, high grade invasive ductal carcinoma, not otherwise specified.
It is characterized by the presence of pleomorphic and bizarre malignant cells that
constitute more than 50 percent of the malignant cellular infiltrate.;