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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
12
pubmed:dateCreated
2009-4-20
pubmed:abstractText
Increased interleukin-6 (IL-6) production is implicated in the pathogenesis of hepatocellular carcinoma (HCC) in animal models. Although previous studies showed that HCC patients had higher serum IL-6 level at the time of diagnosis, it is unclear if the cytokine contributes to the development of HCC or is just a reaction to cancer. To address this question, we performed a nested case-control study. Consecutive chronic hepatitis B patients were recruited from 1997 to 2000 and followed till 2008. Profiling of 27 cytokines, chemokines and growth factors was performed at baseline, date of peak alanine aminotransferase (ALT) level and the last visit. Thirty-seven patients developed HCC at a median follow-up of 62 months (interquartile range: 41-110). Serum IL-6 was higher in patients with HCC than controls both during peak ALT and at the last visit (both p = 0.02). Patients with IL-6 above 7 pg/ml during peak ALT had increased risk of HCC or death (adjusted hazard ratio 3.0; 95% confidence interval 1.2, 7.8; p = 0.02). The sensitivity, specificity, positive and negative predictive values of this cutoff to predict future HCC development were 70%, 73%, 72% and 71%, respectively. Combination of IL-6 and AFP improved the sensitivity in diagnosing HCC or predicting future HCC development. In conclusion, high serum IL-6 level predates the development of HCC in chronic hepatitis B patients, and has moderate accuracy in predicting future cancer. This may assist clinicians in selecting high-risk patients for HCC surveillance program.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Jun
pubmed:issn
1097-0215
pubmed:author
pubmed:copyrightInfo
Copyright 2008 UICC.
pubmed:issnType
Electronic
pubmed:day
15
pubmed:volume
124
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
2766-70
pubmed:meshHeading
pubmed:year
2009
pubmed:articleTitle
High serum interleukin-6 level predicts future hepatocellular carcinoma development in patients with chronic hepatitis B.
pubmed:affiliation
Institute of Digestive Disease, The Chinese University of Hong Kong, Hong Kong.
pubmed:publicationType
Journal Article, Comparative Study, Research Support, Non-U.S. Gov't