A tumor that develops from epithelial cells, such as the inside of the cheek or the lining of the intestine.
A carcinoma in situ is an epithelial cancer, typically in the uterus, that has not yet spread to underlying tissues.
From the BioTech Dictionary at http://biotech.icmb.utexas.edu/. For further information see the BioTech homenode.
Car`ci*no"ma (?), n. [L., fr. Gr. , fr. crab, cancer. See -oma.] Med.
A cancer. By some medical writers, the term is applied to an indolent tumor. See Cancer.
© Webster 1913.
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