Forum Discussion
HER2 negative now HER2 positive
Hi, I have had biopsies which showed hormone positive HER2 negative cancer. I had over 6 months of neoadjuvant chemo before bilateral mastectomy surgery and the results from the surgery shows my canc...
The original core biopsies we analysed using IHC and FISH and were checked again with my surgery results. From what I am hearing the change with HER2 status is not very common.