poorly differentiated

poorly differentiated

Oncology adjective Referring to a malignancy in which the malignant cells bear minimal resemblance to the cell from which they arose. Cf Well-differentiated.
References in periodicals archive ?
1) Carcinomas with neuroendocrine features are subclassified into 3 groups: well-differentiated neuroendocrine tumor (WD-NET), which are low-grade tumors that architecturally resemble carcinoid tumors of other sites; poorly differentiated neuroendocrine carcinoma (PD-NEC) or small cell carcinoma, which is identical to its pulmonary counterpart; and invasive breast carcinoma with neuroendocrine differentiation (IBC-NED), which is a breast carcinoma of special or no special type that demonstrates neuroendocrine differentiation by immunohistochemistry.
In the privately health-insured group, poorly differentiated NSCLC (25.
Younger patients mainly presented with poorly differentiated tumours as compared to elder patients.
Carcinomas were divided into three grades: well-differentiated squamous cell carcinoma (WDSCC), moderately differentiated squamous cell carcinoma (MDSCC) and poorly differentiated squamous cell carcinoma (PDSCC).
Among 51 cases of conventional OSCC, majority of the cases were well differentiated (Fig 3A) followed by moderate (Fig 3B) and poorly differentiated cases (Fig 3C).
Among the tumor factors, poorly differentiated carcinoma was an independent predictor of.
These older trials, however, were generally uncontrolled, not adequately powered or randomised, had poorly differentiated subjects or un-validated diagnoses, and often lacked clarity regarding intervention dosing, duration, and extract description.
Moreover, the tumors that did form in mice across the different groups were of similar types, ranging from early PIN lesions to poorly differentiated neuroendocrine-type carcinoma.
It is important to be aware of epithelioid angiosarcoma, as its histologic appearance and positive cytokeratin immunostain may mimic a poorly differentiated carcinoma.
Only two cases of moderately differentiated carcinomas showed strong (4+) expression of E-cadherin but none of the cases of poorly differentiated carcinomas showed strong (4+) expression of E-cadherin [Table 2].
Background: The clinical behavior and management of poorly differentiated thyroid carcinoma (PDTC) are very different from papillary thyroid carcinoma (PTC).
Transrectal fine needle aspiration (FNA) of the prostate provided a definitive diagnosis of poorly differentiated adenocarcinoma (cT3a, Gleason score 8 (4 + 4), 8/8 cores affected).