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Updated: Jul 11, 2026

Real-Time Polymerase Chain Reaction-Based Detection and Quantification of Hepatitis B Virus DNA
Published on: December 15, 2023
Prevalence of hepatitis B and C markers in glomerular diseases
Ricardo Enríquez1, Juan Carlos Rodríguez, Ana Esther Sirvent
1Nephrology Section, Hospital General de Elche, Elche, Spain. jcrd65@gmail.com
Insights
Hepatitis C virus (HCV) is significantly more prevalent in patients with glomerulonephritis (Gn) compared to the general population. Hepatitis B virus (HBV) prevalence showed no significant difference between the groups.
Area of Science:
- Nephrology
- Infectious Diseases
- Virology
Background:
- Glomerulonephritis (Gn) is a kidney disease affecting the glomeruli.
- Hepatitis B virus (HBV) and Hepatitis C virus (HCV) are common viral infections.
- The relationship between viral hepatitis and Gn requires further investigation.
Purpose of the Study:
- To determine the prevalence of HBV and HCV in patients diagnosed with glomerulonephritis.
- To compare viral hepatitis prevalence in Gn patients with a control group of blood donors.
Main Methods:
- Retrospective study of 89 patients with Gn.
- Serological testing for HBV and HCV antibodies.
- Quantitative polymerase chain reaction (PCR) for HCV RNA detection.
- Comparison with a control group of 59,546 blood donors.
Main Results:
- No patients with Gn were positive for hepatitis B surface antigen (HBsAg).
- HCV antibodies were found in 4 Gn patients (significantly higher prevalence than controls, p < 0.001).
- HCV RNA was detected in 3 of the 4 HCV antibody-positive Gn patients.
Conclusions:
- Hepatitis C virus infection is more prevalent in patients with glomerulonephritis.
- Hepatitis B virus infection prevalence did not differ significantly between Gn patients and controls.
- These findings suggest a potential link between HCV and Gn.
Objective:
To study the prevalence of hepatitis B and C viruses in patients with glomerulonephritis (Gn). Material and methods. This was a retrospective study of 89 patients (36 females, 53 males) diagnosed with Gn. Infection with hepatitis B and C was studied by means of serological methods; if patients presented hepatitis C antibodies, the presence of viral RNA in serum was detected by means of quantitative polymerase chain reaction. The control group comprised 59,546 first-time blood donors.
Results:
None of the patients were positive for hepatitis B surface antigen (HBsAg). In the control group there were 168 HBsAg positives. The prevalence of HBsAg in the control group (0.28%) was not significantly different (p = 0.614) from that in the patient group. Four patients with Gn were positive for hepatitis C virus (HCV) antibodies, and in three of these RNA HCV was also positive. The histological diagnoses in the four cases with HCV antibodies were: focal and segmental glomerulosclerosis; crescentic IgA nephropathy; diffuse proliferative Gn; and membranous Gn. The first three patients also presented other pathologies potentially linked to Gn, namely left renal agenesis, heavy alcohol intake/chronic liver disease and HIV seropositivity, respectively. Only the patient with membranous Gn, in whom other causes were disregarded, received antiviral treatment, although RNA HCV remained positive. In the control group, 141 cases were positive for HCV antibodies (prevalence 0.24%). The prevalence in the study group was significantly higher (p < 0.001).
Conclusion:
HCV is more prevalent in patients with Gn than in those without, and this is the opposite of the situation with HBsAg.
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