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Washington University Experience | NEOPLASMS (METASTASES) | Microscopic | 84B Metastasis (Case 84) breast primary CK7.jpg
84B-F The tumor cells show strong widespread positivity for cytokeratin 7 (CK7, 84B), estrogen ER (84B), HER-2 (84C), mammaglobin (84D), and ER (84F)..
