microscopic metastasis

microscopic metastasis

Oncology A focus of metastasis which can only be identified by light microscopic evaluation
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7-9) The identification of microscopic metastasis in a sentinel lymph node has a significant impact on patient care; these patients are offered completion lymphadenectomy and stratified on the basis of node status for adjuvant therapy protocols.
In particular, the early detection of microscopic metastasis will reduce the number of futile organ resections performed to prevent distant disease spread.
Immediate node removal's survival advantage became clear, however, if those patients who had immediate dissection and whose nodes were found to be positive for microscopic metastasis were compared with patients who developed clinical adenopathy and then were dissected.

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