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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
4
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pubmed:dateCreated |
1992-8-25
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pubmed:abstractText |
Sixty-seven patients had hilar cholangiocarcinomas which were divided into 3 types based on tumor morphology as observed on cholangiography and CT. The pathology, vascularity, and pattern of tumor spread of these types were compared. Most of the infiltrative tumors (n = 44) were scirrhous adenocarcinomas, which on CT showed poor or no contrast enhancement with frequent lymph node metastases and liver atrophy. At angiography, there was vascular encasement in 52%, in rare cases neovascularity, and tumor stain. The exophytic type (n = 19) was divided into 2 subgroups depending on the main location of the tumor. The nodular subtype (n = 16) was mainly inside the liver and somewhat hypervascular similar to peripheral cholangiocarcinoma, often with intrahepatic metastases. The periductal subtype (n = 3) was hypovascular, similar to the infiltrative cholangiocarcinoma, and had a tendency to spread along the portal vein. The intraductal type (n = 4) was observed as a filling defect on cholangiography. CT revealed an intraluminal low density mass. Histologically, they were papillary adenocarcinomas. The radiologic types of hilar cholangiocarcinoma showed different characteristics with regard to pathologic findings, vascularity, and pattern of spread.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:status |
MEDLINE
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pubmed:month |
Jul
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pubmed:issn |
0284-1851
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
33
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
351-5
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pubmed:dateRevised |
2004-11-17
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pubmed:meshHeading |
pubmed-meshheading:1321653-Adenoma, Bile Duct,
pubmed-meshheading:1321653-Adolescent,
pubmed-meshheading:1321653-Adult,
pubmed-meshheading:1321653-Aged,
pubmed-meshheading:1321653-Bile Duct Neoplasms,
pubmed-meshheading:1321653-Cholangiography,
pubmed-meshheading:1321653-Female,
pubmed-meshheading:1321653-Humans,
pubmed-meshheading:1321653-Male,
pubmed-meshheading:1321653-Middle Aged,
pubmed-meshheading:1321653-Tomography, X-Ray Computed
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pubmed:year |
1992
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pubmed:articleTitle |
Hilar cholangiocarcinoma. An evaluation of subtypes with CT and angiography.
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pubmed:affiliation |
Department of Radiology, Kumamoto University School of Medicine, Japan.
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pubmed:publicationType |
Journal Article
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