Have you seen this Pam?
http://her2support.org/metastasis/brain-cns
I know nothing about brain mets, but there seems to be several things about brain mets to check out.
In the meantime add me to your list of people who are thinking of you and wishing you the very best.
Chin up !! Hang in there !!!!!!!! Keep putting one foot in front of the other and never give up !!!!!!!!!!!