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Humanized NOD/SCID/IL2rγnull (hu-NSG) Mouse Model for HIV Replication and Latency Studies
Published on: January 7, 2019
The clinical management of HCV in the HIV-infected patient
Brianna Norton1, Susanna Naggie
1Department of Medicine, Montefiore Medical Center, Bronx, NY, USA. bnorton@montefiore.org.
Insights
Hepatitis C (HCV) treatment is crucial for HIV-HCV coinfected individuals, as achieving a sustained viral response (SVR) significantly reduces liver disease mortality. Newer, interferon-free regimens offer simpler, safer treatment options.
Area of Science:
- Hepatology
- Infectious Diseases
- Virology
Background:
- Chronic hepatitis C (HCV) affects 170 million globally, with frequent coinfection in HIV patients.
- HIV coinfection accelerates liver disease progression and increases liver-related mortality.
- Improved HIV management leads to increased non-AIDS complications, including liver disease from HCV.
Purpose of the Study:
- To emphasize the critical importance of HCV treatment in HIV-HCV coinfected patients.
- To highlight the benefits of achieving sustained viral response (SVR) in reducing mortality.
- To introduce the advantages of novel, interferon-free HCV therapies.
Main Methods:
- Review of current understanding of HIV-HCV coinfection and liver disease progression.
- Analysis of the impact of sustained viral response (SVR) on patient outcomes.
- Discussion of emerging interferon-free treatment regimens for HCV.
Main Results:
- HIV coinfection is an independent predictor of liver disease progression.
- Sustained viral response (SVR) is associated with significantly reduced liver disease mortality.
- Newer all-oral, interferon-free regimens simplify treatment and reduce side effects and drug interactions.
Conclusions:
- HCV eradication through SVR is imperative for improving survival in coinfected patients.
- Interferon-free regimens represent a significant advancement in simplifying and improving HCV treatment for HIV-coinfected individuals.
- Prompt and effective HCV therapy is essential for managing coinfected populations.
Abstract:
Chronic hepatitis C affects an estimated 170 million persons worldwide and due to shared transmission routes many persons are coinfected with HIV. Since the advent of HAART, HIV patients have longer life expectancy and suffer fewer AIDS-related complications. The result has been an increase in morbidity and mortality from HIV-associated non-AIDS conditions, with high rates of liver-related deaths resulting from HCV in the coinfected population. Coinfection with HIV is an independent predictor of liver disease progression, and proper staging of fibrosis is of critical importance in the coinfected patient. In contrast to HIV, it is possible to eradicate HCV infection; and undetectable viral load 12 weeks after cessation of therapy, or sustained viral response (SVR), is considered a clinical cure. As achievement of SVR has been associated with significantly reduced mortality from liver disease and liver disease complications, it is imperative that patients coinfected with HIV-HCV receive therapy for their HCV infection. The length of therapy with previously available interferon-based regimens added a significant burden to HIV-HCV-coinfected patients. Newer, all-oral, interferon-free regimens promise to simplify treatment regimens, reduce side-effect profiles, and demonstrate reduced drug interactions with numerous HAART regimens.
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