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Viral hepatitis in the Christchurch community
B A Chapman1, D J Hann, M I Schousboe
1Department of Gastroenterology, Christchurch Hospital.
Insights
Epstein-Barr virus (EBV) is the most common cause of viral hepatitis in Christchurch, followed by hepatitis A, B, and C viruses. This study highlights EBV as a significant etiological agent for hepatitis in the community.
Area of Science:
- Hepatology
- Virology
- Infectious Diseases
Background:
- Viral hepatitis remains a significant public health concern globally.
- Accurate etiological diagnosis is crucial for effective patient management and public health strategies.
- Understanding the local epidemiology of viral hepatitis causes is essential for targeted interventions.
Purpose of the Study:
- To ascertain the prevalence of various viral agents responsible for hepatitis.
- To determine the relative frequency of known viral causes of hepatitis in Christchurch.
- To identify the most common viral etiologies of hepatitis within the specified community.
Main Methods:
- Serum samples were collected from patients aged 15-75 years with elevated transaminase levels.
- Patients with elevated transaminases (at least twice the normal level) were included.
- Testing for Epstein-Barr virus, cytomegalovirus, hepatitis A virus, hepatitis B virus, and hepatitis C virus was performed.
Main Results:
- Epstein-Barr virus (EBV) was identified as the most frequent cause, accounting for 52% of cases.
- Hepatitis A virus (HAV) and hepatitis C virus (HCV) each represented 15% of the cases.
- Hepatitis B virus (HBV) accounted for 13% and cytomegalovirus (CMV) for 5% of the cases.
Conclusions:
- Epstein-Barr virus is the predominant viral agent causing hepatitis in the Christchurch community.
- Hepatitis C virus is identified as a common cause of viral hepatitis in this population.
- The findings underscore the importance of considering non-A, B, or E hepatitis viruses in the differential diagnosis of viral hepatitis.
Aim:
To determine the relative frequency of known causes of viral hepatitis in the Christchurch community.
Methods:
Serum samples were collected at a private laboratory from patients aged 15-75 years who had an elevated transaminase of at least twice normal.
Results:
One hundred and thirty-three subjects entered the study of whom 32 were positive for Epstein Barr virus, three for cytomegalovirus, nine for hepatitis A virus, and eight for hepatitis B virus. Paired convalescent samples were obtained from 64 of the remaining 81 subjects (17 lost or declined) and seven of these were positive for hepatitis C. Assuming a similar percentage in the lost/declined group this corrects to nine.
Conclusion:
The relative frequency of viral agents causing hepatitis was Epstein Barr virus 52%, cytomegalovirus 5%, hepatitis A virus 15%, hepatitis B virus 13% and hepatitis C virus 15%. Hepatitis C virus is a common cause of viral hepatitis in the Christchurch community.