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sentinel node biopsy
sen·ti·nel node bi·op·sy (plural sen·ti·nel node bi·op·sies)


noun 
Definition:
 
check of lymph node for cancer: the removal of a sentinel node for microscopic examination in order to determine whether or not cancer has spread to it
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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