Digital Atlas of Breast Pathology by Meenakshi Singh, MD © - Department of Pathology, Stony Brook University Medical Center

Invasive ductal carcinoma, E-cadherin stain. Cell membrane pattern.
E-cadherin is generally positive in invasive ductal carcinomas while lobular carcinomas are nearly always negative, with the rare exception of a few described pleomorphic lobular carcinomas. A 11