Progress and Barriers Towards Elimination of Chronic Hepatitis C in Children
Magdalena Pluta1,2, Maria Pokorska-Śpiewak1,2, Małgorzata Aniszewska1,2
1Department of Children's Infectious Diseases, Medical University of Warsaw, Warsaw, Poland.
Insights
Hepatitis C virus (HCV) in children, primarily from mother-to-child transmission (MTCT), can lead to serious liver disease. Direct-acting antiviral agents (DAAs) offer a promising treatment, but cost remains a barrier to eradicating this infection.
Area of Science:
- Hepatology
- Virology
- Pediatric Infectious Diseases
Background:
- Chronic hepatitis C (CHC) is a significant global health issue, with mother-to-child transmission (MTCT) being the primary cause of hepatitis C virus (HCV) infection in children.
- While spontaneous viral clearance can occur in early childhood, it is rare later on, and untreated infections may lead to severe adult liver complications.
Purpose of the Study:
- To review the current understanding of HCV epidemiology, diagnosis, monitoring, and treatment in pediatric populations.
- To identify existing therapeutic challenges and obstacles to the complete eradication of HCV in children.
Main Methods:
- This review synthesizes current knowledge on HCV in children.
- It examines epidemiological data, diagnostic approaches, monitoring strategies, and therapeutic options, including direct-acting antiviral agents (DAAs).
Main Results:
- Direct-acting antiviral agents (DAAs) have revolutionized CHC treatment, offering highly effective, well-tolerated, oral, and interferon-free short-duration regimens.
- Despite treatment advancements, high costs may limit access to DAAs, posing a barrier to widespread implementation.
Conclusions:
- DAAs present a significant opportunity for HCV elimination at a population level, even in children.
- Addressing the high cost of DAAs and other access barriers is crucial for achieving HCV eradication in pediatric populations.
Abstract:
Chronic hepatitis C (CHC) is a global health burden. Mother-to-child transmission (MTCT) accounts for most HCV infections in pediatric patients. Spontaneous viral clearance may occur in early childhood but is uncommon thereafter. Infection is usually asymptomatic during childhood, although without an effective treatment, vertically infected children may develop serious liver complications including cirrhosis and hepatocellular carcinoma in adulthood. Despite the lack of vaccine against hepatitis C and effective post-exposure methods of prevention of MTCT, treatment with direct-acting antiviral agents (DAAs) raised the prospect of eliminating HCV on a population level. Highly effective, well-tolerated, oral, and interferon-free regimens of short duration have revolutionized treatment of CHC. However, access to these therapies might be limited because of its high cost. In this review, we provide the current state of knowledge on the epidemiology, testing, monitoring and treating of HCV in children. We outline the remaining gaps in therapy and barriers to disease eradication.
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