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they do not routinely check ER status in the lymph nodes AND in the breast tumor- they assume that they are one and the same cancer. Not the case for me.
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Wow..tumor heterogeneity raises its ugly head again. As much as I've considered this in mets, hadn't thought of the issue in adjuvant postive nodes...a sort of pre-mets scenario. I guess any time tumor is found/messed with..push for analysis.