Case report
Direct-acting antiviral treatment in adults infected with hepatitis C virus: Reactivation of hepatitis B virus coinfection as a further challenge

https://doi.org/10.1016/j.jcv.2016.02.026Get rights and content

Highlights

  • HBV reactivation occurred in HCV/HBV-coinfected persons during DAAs-based treatment.

  • It occurred with various class of DAAs and in HCV genotype 1 or 4-infected patients.

  • It occurred independently of the type of HBV infection: chronic, occult or resolved.

  • HBV replication increased early during the interferon-free anti-HCV treatment.

  • Close monitoring of HBV-coinfection may be warranted during any anti-HCV therapy.

Abstract

Use of direct-acting antiviral drugs (DAAs) greatly improves management of adults infected with hepatitis C virus (HCV) whether patients are treatment-naive or unsuccessfully pre-treated. Several inhibitors of viral nonstructural proteins (NS3/4A protease, NS5A and NS5B polymerase) allow a rapid HCV clearance and increase rates of sustained virological response. Both the EASL and AASLD guidelines have recently published up-to-date recommendations for their use, addressing each HCV genotype and particular situations. However, management of patients coinfected with hepatitis B virus (HBV) has been developed by these guidelines with reference to cases of HBV reactivation reported during previous anti-HCV regimens containing interferon known active against both HBV and HCV. In the setting of the interferon-free HCV therapies with DAAs only, the possibility of HBV reactivation during treatment of hepatitis C is raised due to viral interferences in HCV/HBV coinfected persons. Herein, we report a case of early HBV reactivation during DAAs-based anti-HCV treatment (ledipasvir/sofosbuvir) in a patient having a resolved HBV infection and chronically infected with HCV genotype 4 and HIV. Moreover, we review similar recent cases of HBV reactivation in patients infected with HBV and HCV genotype 1 during treatment of hepatitis C by regimen incorporating other combination of DAAs (sofosbuvir/simeprevir or daclatasvir/asunaprevir). Due to the potential risk of early HBV reactivation in HCV/HBV-coinfected patients during interferon-free DAAs-based HCV therapies, altogether these cases highlight the necessity to closely monitor HBV coinfection, regardless its stage (chronic, occult, resolved), whatever HCV genotype or class of DAAs used.

Section snippets

Why this case is important?

Use of direct-acting antiviral drugs (DAAs) greatly improves management of adults infected with hepatitis C virus (HCV), whether patients are treatment-naive or unsuccessfully pre-treated [1].

Several inhibitors of viral nonstructural proteins (NS3/4A protease, NS5A and NS5B polymerase), allow a rapid HCV clearance and increase rates of sustained virological response. Treatments incorporating only DAAs have superseded most previous regimens containing peginterferon and ribavirin [1].

Recently,

Case description

A HCV/HIV-coinfected 53-year-old man followed since 1988 in the Infectious Diseases Department of the Nice University Hospital presented for re-treatment of HCV genotype 4d infection. He was previously null responder to a bi-therapy incorporating peginterferon and ribavirin. Although liver stiffness was low (transient elastography using FibroScan = 7 kPa), HCV treatment was reconsidered because of cutaneous porphyria. Furthermore, his HIV infection (CDC class C3) was controlled since 2011, with a

Similar and contrasting cases in the literature

Reactivation of hepatitis B is characterized by an abrupt reappearance or rise of HBV DNA levels in the serum of a patient with previously resolved or inactive HBV infection. This increase of HBV replication, or “viral breakthrough”, is often accompanied by a “biochemical breakthrough”, i.e. reappearance of disease activity or a flare of hepatitis in previously inactive or minimal disease [7]. To our knowledge, four cases of HBV reactivation have just been reported in patients infected with

Discussion

Due to their transmission route, triple HCV/HBV/HIV infection can concern the same person. We reported herein HBV reactivation after initiation of DAAs regimen in a HCV genotype 4d/HIV coinfected patient having resolved HBV infection. The typical course of HBV reactivation was observed, with first viral breakthrough and then hepatitis cytolysis induced by the anti-HBV specific immune response (Fig. 1). In HBV/HIV-coinfected patient, HBV reactivation is known because of progressive

Conflict of interest statements

None declared.

Funding

None.

Acknowledgments

Dr C. Laffont and Dr P. Pugliese are kindly acknowledged for their teaching and their valuable advice. The authors would like to acknowledge the work of staff in Department of Virology.

References (24)

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    Fulminant hepatitis B reactivation leading to liver transplantation in a patient with chronic hepatitis C treated with simeprevir and sofosbuvir: a case report

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