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[Epidemiological trend of chronic hepatitis C]
K Kiyosawa1, T Ichijo, E Tanaka
1Second Department of Internal Medicine, Shinshu University School of Medicine.
Nihon Rinsho. Japanese Journal of Clinical Medicine
|August 10, 2001
Summary
New chronic hepatitis C cases are decreasing, but the overall patient number is rising due to undiscovered infections. This trend contributes to an increase in associated liver cancer.
Area of Science:
- Hepatology
- Virology
- Public Health
Context:
- Hepatitis C virus (HCV) infections remain a significant global health concern.
- While transfusion-related hepatitis C has declined, non-transfusion-related cases persist.
- The prevalence of chronic hepatitis C is increasing despite a decrease in new diagnoses.
Purpose:
- To analyze the changing epidemiology of chronic hepatitis C.
- To identify factors contributing to the rising number of chronic hepatitis C patients.
- To understand the link between undiagnosed cases and hepatocellular carcinoma.
Summary:
- New hepatitis C virus (HCV) infections acquired through blood transfusions have significantly decreased.
- However, patients with chronic hepatitis C from non-transfusion-related acute infections continue to emerge.
- The overall number of individuals living with chronic hepatitis C is increasing, primarily due to the identification of previously undiagnosed cases.
Impact:
- Increased identification of undiagnosed chronic hepatitis C patients is crucial for effective treatment and prevention strategies.
- The rising prevalence of chronic hepatitis C is linked to an increased incidence of hepatocellular carcinoma.
- This highlights the need for continued surveillance and improved diagnostic approaches for hepatitis C virus.