microinvasion

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microinvasion

 [mi″kro-in-va´zhun]
microscopic extension of malignant cells into adjacent tissue in carcinoma in situ. adj., adj microinva´sive.

mi·cro·in·va·sion

(mī'krō-in-vā'zhŭn),
Invasion of tissue immediately adjacent to a carcinoma in situ, the earliest stage of malignant neoplastic invasion.

microinvasion

/mi·cro·in·va·sion/ (-in-va´zhun) microscopic extension of malignant cells into adjacent tissue in carcinoma in situ.microinva´sive

microinvasion

A generic term for an epithelial malignancy in which the basement membrane has been minimally violated. As a rule, microinvasive cancers measure 1 mm or less in greatest dimension and are designated as Tmic, prognostically between T0 (carcinoma in situ) and T1a in the TNM system. It is also defined as > 1 focus of cancer measuring 2 mm or less in diameter.

mi·cro·in·va·sion

(mī'krō-in-vā'zhŭn)
Invasion of tissue immediately adjacent to a carcinoma in situ, the earliest stage of malignant neoplastic invasion.

microinvasion

microscopic extension of malignant cells into adjacent tissue.
References in periodicals archive ?
Microinvasive carcinoma of breast, a commonly misdiagnosed entity.
Microinvasive VATS sympathectomy for hyperhidrosis.
The Invisiport is a microinvasive, patient-friendly alternative to traditional chest ports and peripherally inserted central catheters (PICCs).
If multiple microinvasive areas are found in 1 tumor, the size of the largest invasive area should be measured in its greatest dimension and it should be 5 mm or less in size.
Their tumor stages ranged from microinvasive to T4N1.
They had a mean age of 75 years, and their tumor stages ranged from microinvasive to T4N1.
Upon further examination, microlaryngoscopy revealed a coexisting superficial irregular lesion on the upper surface of the left vocal fold, which was identified as a microinvasive carcinoma.
12-20) Furthermore, angiogenesis and foci of microinvasion are common around comedo DCIS lesions, while noncomedo lesions show low levels of angiogenesis and infrequent microinvasive foci.
5 percent) patients in cohort 2 had microinvasive disease and were defined as progressive disease.
Microinvasive cervical adenocarcinoma is another cancer for which surgeons are removing less tissue of late while keeping cure rates high.
Thirty-eight cases of microinvasive SCC (13%) were also included in this study.
A directed biopsy is definitely indicated if the colposcopy suggests invasive or microinvasive disease, but endocervical sampling is contraindicated in pregnancy because it can rupture the membranes.