Hepatitis C Viral RNA Genotype: Clinical Use Determine whether to begin antiviral therapy in patients with chronic hepatitis C virus (HCV) infection Determine duration and dosage of treatment Predict Hepatitis C ARUP Laboratories Approach to a patient with positive HCV antibody (HCV Ab+): A positive HCV antibody (anti HCV) indicates exposure to the hepatitis C virus, either past or current infection. However, it does not confirm EPIC Preference List for Hepatitis C Testing (for Carilion Clinic Providers) Grassroots Labs Blood Tests are Expensive. We fix that. HCV Genotyping Using the INNO LiPA HCV II Assay System Download Scientific Diagram