Medical Dictionary

microinvasive

adj mi·cro·in·va·sive \-in-ˈvā-siv\

Medical Definition of MICROINVASIVE

:  of, relating to, or characterized by very slight invasion into adjacent tissues by malignant cells of a carcinoma in situ <no microinvasive lesions were found in the sample>
mi·cro·in·va·sion \-ˈvā-zhən\ noun

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