I had stage 1 ERPR pos, HER2 pos with a bilateral mastectomy in Aug. last year.  The borders were clear and I had 6 sessions of chemo, 17 o Herceptin, and have been on Tamoxifen for more than a year.  I have a small(about the size of a BB) lump near the inside bone of my ankle. Do I need to worry about this?  I am 48.
Hi! Thanks for writing to Chat Doctor sharing your health concerns! After going through your history of breast cancer, its treatment, prognostic markers and the lump in an unusual location like ankle bone, I would like to consider few possibilities like