carcinoma

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carcinoma:

see neoplasmneoplasm
or tumor,
tissue composed of cells that grow in an abnormal way. Normal tissue is growth-limited, i.e., cell reproduction is equal to cell death. Feedback controls limit cell division after a certain number of cells have developed, allowing for tissue repair
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.

carcinoma

[‚kärs·ən′ō·mə]
(medicine)
A malignant epithelial tumor.

carcinoma

Pathol
1. any malignant tumour derived from epithelial tissue
2. another name for cancer
References in periodicals archive ?
The final diagnosis was a colloid signet-ring cell carcinoma of the colon with lymph node involvement.
The extreme rarity of a primary colorectal signet-ring cell carcinoma metastatic to the tonsil reflects the fact that this particular histologic type of cancer occurs in only about 1% of all cases of colorectal carcinoma.
172) Other malignant tumors should be considered if signet ring cells are present: (1) poorly differentiated adenocarcinoma with focal signet ring cells; (2) squamous cell carcinoma with signet ring-like cells; (3) clear cell carcinoma with signet ring cells; and (4) metastatic signet-ring cell carcinoma (more often gastrointestinal and breast origin).
Primary signet-ring cell carcinoma of the cervix: case report and review of the literature.
3,4] Saphir first described primary signet-ring cell carcinoma of the bladder in 1955, and less than 200 cases have been reported in the literature since then.
In contrast, typical intracytoplasmic inclusions in signet-ring cell carcinoma are slightly bluish and have a more-vacuolated appearance with a distinct border with the cytoplasm.
The only histologic types of colorectal carcinoma that have been shown to have adverse prognostic significance independent of stage are signet-ring cell carcinoma (6) and small cell carcinoma (high-grade neuroendocrine carcinoma).
Primary signet-ring cell carcinoma of lung: immunohistochemical study and comparison with non-pulmonary signet-ring cell carcinomas.
Immunohistochemical characterization of signet-ring cell carcinomas of the stomach, breast, and colon.
4,5) High-grade tumors, such as signet-ring cell carcinomas, small cell carcinomas, and undifferentiated carcinomas, are associated with a poorer prognosis compared with adenocarcinoma.