Interferon-free therapy in hepatitis C virus (HCV) monoinfected and HCV/HIV coinfected patients: Effect on cognitive function, fatigue, and mental health

Felix Kleefeld, Sophie Heller, Patrick Ingiliz, Heiko Jessen, Anders Petersen, Ute Kopp, Antje Kraft, Katrin Hahn*

*Corresponding author for this work
    17 Citations (Scopus)

    Abstract

    The efficacy and safety of interferon-free therapies for hepatitis C virus (HCV) infection have been reported. Considering the accumulating evidence for a direct central nervous system infection by HCV, we aim to evaluate the effect of direct acting antivirals (DAA) therapy on cognitive function in HCV patients. We conducted a longitudinal analysis of the cognitive performance of 22 patients (8 HCV+, 14 HCV+/HIV+) who completed neuropsychological testing at baseline and at week 12 after DAA therapy. In 20 patients, we analyzed specific attention parameters derived from an experimental testing based on the Theory of Visual Attention (TVA). Depression, fatigue, and mental health were assessed as patient reported outcomes. At baseline, 54.5% of the patients met the criteria for cognitive impairment and 40% showed impairment in TVA parameters. Follow-up analysis revealed significant improvements in the domains of visual memory/learning, executive functions, verbal fluency, processing speed, and motor skills but not in verbal learning and attention/working memory. We did not observe significant improvement in visual attention measured by TVA. Fatigue and mental health significantly improved at follow-up. Our findings indicate that successful DAA treatment leads to cognitive improvements in several domains measured by standard neuropsychological testing. The absence of improvement in TVA parameters and of significant improvement in the domain of attention/working memory might reflect the persistence of specific cognitive deficits after HCV eradication. In summary, DAA treatment seems to have a positive effect on some cognitive domains and leads to an improvement in mental health and fatigue in HCV-infected patients.

    Original languageEnglish
    JournalJournal of NeuroVirology
    Volume24
    Issue number5
    Pages (from-to)557-569
    Number of pages13
    ISSN1355-0284
    DOIs
    Publication statusPublished - 1 Oct 2018

    Keywords

    • Clinical trial
    • Cognitive dysfunction
    • Direct acting antivirals
    • Hepatitis C virus
    • Neuropsychological assessment
    • Theory of Visual Attention

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