By vgreene, 5 June, 2019 HER2 status on metastatic site: only if diagnosed invasive/inflammatory breast CA; 1; HER2 testing can be done by validated IHC assay or by validated dual-probe ISH assay1
By vgreene, 5 June, 2019 If metastatic breast CA pt, consider these adjunctive assessments to inform tx decisions:
By vgreene, 5 June, 2019 Breast Cancer Index (BCI): recommended only in pts w/ node-negative status to guide decisions about adjuvant systemic tx2 [ASCO EV-intermediate; REC-moderate]
By vgreene, 5 June, 2019 EndoPredict (12-gene risk score): recommended if node-negative to guide decisions for adjuvant systemic chemotherapy2 [ASCO EV-intermediate; REC-moderate]