undifferentiated carcinoma

undifferentiated carcinoma

An epithelial malignancy that lacks morphologic–by LM or functional indicators of its embryonic origin, which may arise in the lungs, larynx, bronchus, esophagus, colon, urinary bladder, uterine cervix, salivary glands Examples Anaplastic carcinoma, 'monstrocellular' carcinoma, oat/small cell carcinoma. See Anaplastic carcinoma.
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squamous cell carcinoma, adenosquamous carcinoma, mixed adenoneuroendocrine carcinoma, high-grade neuroendocrine carcinoma and undifferentiated carcinoma, were excluded.
Adequate paraffin cell blocks for immunohistochemical studies were available for all 113 patients (94 serous carcinomas, 83.2% [93 high grade and 1 low grade]; 5 endometrioid adenocarcinomas [4.4%], 2 mucinous carcinomas [1.8%], 1 undifferentiated carcinoma [0.9%], 1 high grade neuroendocrine carcinoma [0.9%], and 10 carcinomas of unknown type [8.8%]).
Cytologic Features and clinical implications of undifferentiated carcinoma with osteoclastic giant cells of the pancreas: An analysis of 15 cases.
Bottarelli et al., "Two cases of low-grade endometriod carcinoma associated with undifferentiated carcinoma of the uterus (dedifferentiated carcinoma): A molecular study," Pathology & Oncology Research, vol.
of Patients Percentage (%) Squamous cell carcinoma 118 40.00% Adenocarcinoma 102 34.58% Small cell carcinoma 52 17.63% Large cell carcinoma 19 6.44% Undifferentiated carcinoma 4 1.35%
Histopathology showed an undifferentiated carcinoma probably of thymic origin (optical microscopy showed poorly differentiated carcinoma cells with frequent atypical mitosis in the thymic mass which was covered by a hyaline capsule; the immunohistochemistry showed a CD5 positivity along with negative TTF1, negative PSA, negative Ck7, negative CROMO, negative SYNAPTO, and positive CK34BetaE12, P63, and PSMA).
NPC has been classified by the World Health Organization (WHO) into three types: keratinizing squamous cell carcinoma (WHO type I), nonkeratinizing squamous cell carcinoma (WHO type II), and undifferentiated carcinoma (WHO type III).
In summary, we reported the first case of SMARCA4-deficient undifferentiated carcinoma presenting with severe fatal hypercalcemia causing rapid death of a cardiac transplant male.
Adenomyoepithelioma of the breast with undifferentiated carcinoma component.
Long-term results of ethmoid squamous cell or undifferentiated carcinoma treated with radiotherapy with or without surgery.
Sinonasal undifferentiated carcinoma: clinical and pathologic features and a discussion on classification, cellular differentiation, and differential diagnosis.
Out of the total 1498 cases Squamous cell carcinoma was found to be the most prevailing with 388 cases (26.08%) followed by Small cell carcinoma (19.08%) Adenocarcinoma (18.48%) Non- small cell carcinoma (16.73%) Carcinoid carcinoma (11.56%) undifferentiated carcinoma (4.23%) and large cell carcinoma (3.83%) as shown in Figure.1.

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