my friend as stage 3 breast cancer she had a mastectomy and lymph nodes from under arm removed she then had 6 courses of chemo and 4 weeks everyday of radium but she now as 2 lumps in base of neck she as been told that it could be from the radium as she is very sore but if they are still there in 2 weeks time they will do biopsy do you think this is the cancer spread