Lymphatic drainage from the four quadrants of the breast was studied by Ven-drell-Torne and colleagues in 1972 using colloidal gold . This study demonstrated that the pattern of lymphatic drainage from the breast varied when different breast quadrants were injected with tracer. This fact has subsequently been confirmed by many researchers.
Over the next 20 years, lymphatic mapping of the breast focused on one of two strategies. The first aimed at determining if lymph nodes draining the breast of patients with breast cancer contained metastatic deposits, and the second was intended to define the distribution of internal mammary nodes as a guide to radiation treatment planning.
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Complete Guide to Preventing Skin Cancer. We all know enough to fear the name, just as we do the words tumor and malignant. But apart from that, most of us know very little at all about cancer, especially skin cancer in itself. If I were to ask you to tell me about skin cancer right now, what would you say? Apart from the fact that its a cancer on the skin, that is.