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Washington University Experience | NEOPLASMS (METASTASES) | Microscopic | 93B2 Metastasis, breast & RadioRx (Case 93) ER 20X
93B2,3 Immunohistochemical prognostic and predictive biomarkers were performed. Estrogen receptor (ER, 93B2) and progesterone receptor (PR, 93B3) are both immunoreactive in tumor cells. HER-2 is minimally immunoreactive.