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micrometastasis

   Also found in: Wikipedia 0.01 sec.
micrometastasis /mi·cro·me·tas·ta·sis/ (mi″kro-mĕ-tas´tah-sis) the spread of cancer cells from the primary tumor to distant sites to form microscopic secondary tumors.micrometastat´ic
mi·cro·me·tas·ta·sis (mkr-m-tst-ss)
n.
The spread of cancer cells from the primary site with the secondary tumors too small to be clinically detected.

micro·meta·static (-mt-sttk) adj.

micrometastasis
Surgical pathology A metastatic CA identified only by histologic examination; micrometastases are detectable by neither physical exam nor imaging techniques


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25] Concomitant pelvic lymphadenectomy with radical cystectomy offers more accurate staging that increases detection of micrometastasis allowing adjuvant chemotherapy to be offered early where the tumour burden is lowest.
That is whether complete axillary lymph node dissection (ALND) and adjuvant systemic therapy are really required for patients with micrometastasis because of the low prevalence of nonsentinel lymph node metastasis.
In the sixth edition of the American Joint Committee on Cancer (AJCC) staging system for breast cancer, by contrast, nodal stage is partly defined by the size of the micrometastasis [4].
 
 
 
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