Chronic Hepatitis C Therapy: Changing the Rules of Duration Brian L. Pearlman  Clinical Gastroenterology and Hepatology  Volume 4, Issue 8, Pages 963-971 (August 2006) DOI: 10.1016/j.cgh.2006.05.022 Copyright © 2006 American Gastroenterological Association Terms and Conditions

Figure 1 Alternative treatment algorithm for chronic hepatitis C patients infected with genotype 2 or 3 viruses. Not recommended for patients with advanced fibrosis or for those with genotype 3 infection and high viral load. aAlternatively, use 1000–1200 mg ribavirin daily; busing qualitative or sensitive quantitative RNA assay; cconsider extending treatment duration. Clinical Gastroenterology and Hepatology 2006 4, 963-971DOI: (10.1016/j.cgh.2006.05.022) Copyright © 2006 American Gastroenterological Association Terms and Conditions

Figure 2 Alternative treatment algorithm for chronic hepatitis C patients infected with genotype 1 virus and low viral load (<800,000 IU/mL). Not recommended for patients with advanced fibrosis. aAlternatively, use 1000–1200 mg ribavirin daily; busing qualitative or sensitive RNA assay; cif 12-week EVR achieved but RNA still detected, consider checking 24-week RNA; if positive, stop treatment. Clinical Gastroenterology and Hepatology 2006 4, 963-971DOI: (10.1016/j.cgh.2006.05.022) Copyright © 2006 American Gastroenterological Association Terms and Conditions