bearer_of has characteristic develops_from breast invasive ductal carcinoma cell breast infiltrating ductal carcinoma cell Infiltrating ductal carcinoma is one of several recognized specific patterns of cancer of the breast. It is so named because it begins in the cells forming the ducts of the breast. It is the most common form of breast cancer, comprising 65-85% of all cases. IDC cell invasive ductal carcinoma cell invasive ductal breast carcinoma mammary gland disease cell type