HCV Treatments and Their Integration Into Rheumatology
Dimitrios Vassilopoulos1, Leonard H Calabrese
1School of Medicine, 2nd Department of Medicine, Hippokration General Hospital, Athens University, 114 Vass. Sophias Ave., 115 27, Athens, Greece, dvassilop@med.uoa.gr.
Insights
Hepatitis C virus (HCV)-associated rheumatic diseases show improved outcomes with new direct-acting antivirals (DAAs). These IFN-free regimens achieve high viral clearance rates, offering better treatment options for patients.
Area of Science:
- Rheumatology
- Hepatology
- Virology
Background:
- Hepatitis C virus (HCV) is linked to rheumatic conditions like arthritis, sialadenitis, and cryoglobulinemic vasculitis (CV).
- Current treatments involve antiviral therapy, sometimes with immunosuppressants, with response tied to viral clearance.
- Interferon-alpha (IFNα)-based therapies achieve viral eradication in only about half of patients.
Purpose of the Study:
- To review current therapeutic strategies for HCV-associated rheumatic syndromes.
- To evaluate the role of novel direct-acting antivirals (DAAs) in managing these conditions.
Main Methods:
- Review of current literature on HCV-associated rheumatic syndromes.
- Analysis of the efficacy of interferon-free regimens using direct-acting antivirals (DAAs).
Main Results:
- Direct-acting antivirals (DAAs) offer short-term, IFN-free treatment regimens.
- These new regimens achieve viral clearance in over 90% of treated patients.
- Clinical response in HCV-associated rheumatic syndromes is strongly correlated with viral eradication.
Conclusions:
- Direct-acting antivirals (DAAs) represent a significant advancement in treating HCV-associated rheumatic syndromes.
- IFN-free DAA regimens provide a highly effective option for viral clearance.
- An integrated therapeutic approach incorporating DAAs is recommended for managing these complex conditions.
Abstract:
Hepatitis C virus (HCV) has been associated with distinct rheumatic syndromes including arthritis, sialadenitis, and cryoglobulinemic vasculitis (CV). The therapy of these HCV-associated syndromes includes antiviral therapy with or without the addition of immunosuppressives while clinical response is mainly seen in patients who clear the virus after antiviral therapy. Despite significant therapeutic advances, existing antiviral therapies with interferon-a (IFNa)-based schemes achieve viral eradication only in approximately half the patients. Recently, oral antivirals that target specific HCV proteins referred as direct acting antivirals (DAAs) have been developed and approved. Short-term (12-24 weeks) combination schemes with or without IFN ("IFN-free" regimens) including these inhibitors clear the virus in more than 90 % of treated patients. Here, we review current therapeutic options in HCV-associated rheumatic syndromes and the potential role of the newly available antivirals in an integrated therapeutic approach.
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