i there , got my mum staying with me , and would like to no iv any one has had radiotherapy , her breast is still sore and blisterd and she had her treatment 7 months ago . is this normal for her breast still to be so soar. she is also very tierd . she is taking the drug rimadex . she doesnt have the net so iv anyone could chat to her while shes here that would be great . shes here with me foe 4 weeks , many thanks .