The cobas® HCV GT is an in vitro nucleic acid amplification test for the qualitative identification of hepatitis C Virus (HCV) genotypes 1 to 6 and genotype 1 subtypes a and b in human plasma or serum from individuals with chronic HCV infection, using the cobas® 4800 System, the cobas x 480 Instrument for automated specimen processing and the cobas z 480 Analyzer for automated amplification and detection. cobas® HCV GT is intended for use in selecting individuals with chronic HCV infection for antiviral therapy and in determining the duration of therapy regimens according to the antiviral therapy prescribing information.