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What is the sentinel node biopsy procedure?
injecting a radioactively labeled tracer (technetium 99) or a blue dye (isosulphan blue) into the tumor site.
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What is involved in sentinel node mapping?
If a radioisotope tracer or blue dye is injected into the area of the primary tumor, very shortly it will travel to the lymph nodes draining that area.
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What is sentinel lymph node biopsy?
a minimally invasive procedure in which a lymph node near the site of a cancerous tumor is first identified as a sentinel node and then removed for microscopic analysis.
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What is the significance of sentinel lymph node?
the first node that receives lymph drainage from a body area suspected of being cancerous.
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What is the sentinel lymph node?
The first lymph node to receive lymph fluid from a tumor. If the sentinel node is cancer-free, then it is likely that the cancerous cells have not metastasized.
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