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 ?
In contrast, a progressive increase in microinvasion and formation of focal well-differentiated adenocarcinoma glands (carcinoma--glandular) were observed in prostates of rats treated neonatally with [E.
Interestingly, we found that microinvasion of the thyroid cartilage in the region of the AC was absent in approximately 79% of patients who underwent open surgery after failed radiotherapy.
Microinvasion is more common with the comedo subtype of DCIS (53% microinvasion), multicentric DCIS and DCIS presenting with a palpable mass or large size on imaging.
We know that that ductal carcinomas in situ with microinvasion or without microinvasion have their own unique fingerprints," she said.
For example, deeper levels aid in establishing margin status, and myoepithelial IHC markers may be helpful in establishing microinvasion or in the subclassification of papillary lesions.
It is again subdivided into 3 levels: Level I: Pure in situ melanoma without evidence of invasion or in situ melanoma with microinvasion.
001) * According to WHO-ISUP; World Health Organization: International Society of Urologie Pathology; + Include one case with microinvasion.
The impact of microinvasion on axillary node metastases and survival in patients with intraductal breast cancer.
ADH-5 can solve multiple clinical problems including 1) differentiating hyperplasia of the usual type from atypical ductal hyperplasia, 2) identifying microinvasion and invasive ductal carcinoma, and 3) distinguishing basal phenotypes on triple negatives.
Cuando las microcalcificaciones se asocian a un "rodete" alrededor de las mismas deben biopsiarse obligatoriamente pues puede representar necrosis, celularidad aumentada o microinvasion.
Predictors of multicentricity and microinvasion and implications for treatment.