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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
5
pubmed:dateCreated
2009-4-30
pubmed:abstractText
Focal nodular hyperplasia (FNH) of the liver is considered to develop as a hyperplastic response to a preexisting vascular abnormality. From the pathogenic point of view, we studied histological alterations in the extranodular background liver tissue of FNH (FNH-bg-liver). We compared ten FNH-bg-livers with ten non-FNH cases (non-FNH-liver) and found small uniform nodule formations with ring-like siderosis in the FNH-bg-livers (4/7, 57%) but not in the non-FNH-livers. Abnormal small arteries not accompanied by portal tracts were observed in six of six FNH-bg-livers for which immunohistochemical study was available, while this was observed in only three of the ten non-FNH-livers. CD34-positive sinusoids around the portal tracts were observed in only the FNH-bg-livers (3/6, 50%). Further, two of ten FNH-bg-livers had ectopic pancreatic tissue. Ring-like siderosis, abnormal small arteries, CD34-positive sinusoids, and ectopic pancreatic tissue were characteristic in the extranodular background liver tissue in cases of FNH.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
May
pubmed:issn
0945-6317
pubmed:author
pubmed:issnType
Print
pubmed:volume
454
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
557-62
pubmed:meshHeading
pubmed:year
2009
pubmed:articleTitle
Extranodular background liver parenchyma of focal nodular hyperplasia: histopathological characteristics.
pubmed:affiliation
Department of Pathology, Saitama Medical University International Medical Center, 1397-1 Yamane, Hidaka-shi, Saitama-ken, 350-1298, Japan.
pubmed:publicationType
Journal Article