I Have Developed A Sedona After Having Breast Reduction. I

I have developed a Sedona after having breast reduction. I had a lumpectomy due to cancer and had radiation and chemo. I had my breast both reduced after approx. three years and now have a aero a in radiated breast. What can be done. I have been having a colourless odourless discharge with some pinkish blood and a significant amount for two weeks. There is no redness or odour