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 Quiz Mcula Melantica Kethlley Rayane Quizur Full article: Hepatitis C virus RNA assays: current and emerging technologies and their clinical applications Hepatitis C (HCV) RNA is the most sensitive test for detection of hepatitis C infection. It may be detected within 12 weeks of infection. Hepatitis C Virus (HCV) Genotype 1 Subtype Identification in New HCV Drug Development and Future Clinical Practice PLOS One Highly replicating hepatitis C virus variants emerge in immunosuppressed patients causing severe disease Nature Communications