From Big Medical Encyclopedia

CHOLANGIOMA (cholangioma; Greek chole bile + angeion a vessel + - oma) — the outdated term for designation of benign and malignant tumors, coming from intra hepatic bilious channels of an epithelium; it is offered in 1911 Mr. Yamagiva (To. Yamagiwa). In the International histologic classification of tumors of a liver (1978) the term «cholangioma» is replaced with the concepts «adenoma of bilious channels» and «cholangiocellular cancer» corresponding to it — I eat. Liver, tumors.