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Hepatitis C virus (HCV) clearance cascade. Data source: Centers for Disease Control and Prevention. 22 Viral testing includes any HCV RNA, HCV genotype, or HCV core antigen test. (+) is defined as detectable HCV RNA or antigen; (−) is defined as undetectable HCV RNA or antigen. Abbreviations: anti-HCV+, HCV antibody positive; Ag+, antigen positive; RNA+, ribonucleic acid positive.
