Sentinel node: Your surgeon will give a dye to look for these mother node or sentinel node, if they are negative then they don't have to look for whole nodal area. Usually biopsies in case of breast cancer or melanoma.
Answered 7/17/2013
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Sentinel node: Injecting a dye, it initially goes to mother nodes or sentinel nodes and from there nurse to whole node basin. Biopsy of these mother nodes save to biopsy or removing whole nodal areas if sentinel node negative.
Answered 3/12/2014
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