Melanosis pustulosa neonatal transitoria Mcula melantica (caso de la USM) 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 Hepatitis C (HCV) RNA is the most sensitive test for detection of hepatitis C infection. It may be detected within 12 weeks of infection. Full article: Hepatitis C virus RNA assays: current and emerging technologies and their clinical applications Hepatitis C Virus Genotype 7, a New Genotype Originating from Central Africa Journal of Clinical Microbiology