Seropositivity to hepatitis C virus in Tunisian haemodialysis patients.

The prevalence of anti-hepatitis C virus (anti-HCV) antibodies and of hepatitis B markers (HBs antigen, anti-hepatitis B core antigen) was assessed in 63 haemodialysis patients from the Tunisian Sahel. As measured by second generation ELISA assays (Ortho and Organon), the frequency of anti-HCV antibodies was 42% (27/63), while 4 patients (6.3%) were HBs Ag positive and 30 (47.