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

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