Abstract:
BACKGROUND:Locally acquired hepatitis E is an emerging infection in developed countries and can be misdiagnosed as drug-induced liver injury. AIM:To study the role of hepatitis E virus (HEV) testing in drug-induced liver injury. METHODS:Retrospective review of a cohort of patients with suspected drug-induced liver injury (n = 69) and hepatitis E (n = 45). The standard criteria for drug-induced liver injury were applied. Patients with suspected drug-induced liver injury who met these criteria were retrospectively tested for HEV on stored sera taken at the time of presentation. The two cohorts were compared to determine variables that predicted either of the diagnoses. RESULTS:Forty-seven out of 69 patients had criterion-referenced drug-induced liver injury. 22/47 were HEV negative and thus had confirmed drug-induced liver injury. 19/47 were not tested for HEV, as there was no sera available from the time of presentation. 6/47 were HEV positive and thus did not have drug-induced liver injury, but had hepatitis E infection. Compared to patients with confirmed drug-induced liver injury, patients with hepatitis E were significantly more likely to be male (OR 3.09, CI 1.05-9.08); less likely to present in November and December (0.03, CI 0.01-0.52); have lower serum bilirubin (P = 0.015); and higher serum alanine aminotransferase (P < 0.001) and alanine aminotransferase/alkaline phosphatase ratio (P < 0.001). CONCLUSION:The diagnosis of drug-induced liver injury is not secure without testing for HEV.
journal_name
Aliment Pharmacol Therjournal_title
Alimentary pharmacology & therapeuticsauthors
Dalton HR,Fellows HJ,Stableforth W,Joseph M,Thurairajah PH,Warshow U,Hazeldine S,Remnarace R,Ijaz S,Hussaini SH,Bendall RPdoi
10.1111/j.1365-2036.2007.03504.xsubject
Has Abstractpub_date
2007-11-15 00:00:00pages
1429-35issue
10eissn
0269-2813issn
1365-2036pii
APT3504journal_volume
26pub_type
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journal_title:Alimentary pharmacology & therapeutics
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journal_title:Alimentary pharmacology & therapeutics
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journal_title:Alimentary pharmacology & therapeutics
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