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The New England journal of medicine, 2014-05, Vol.370 (21), p.1993-2001
Ort / Verlag
Waltham, MA: Massachusetts Medical Society
Erscheinungsjahr
2014
Quelle
MEDLINE
Beschreibungen/Notizen
In patients with HCV genotypes 2 and 3, sofosbuvir plus ribavirin was administered for 12 weeks in patients with genotype 2 and for 24 weeks in those with genotype 3. Rates of sustained virologic response were 93% in patients with genotype 2 and 85% in those with genotype 3.
Of the six main genotypes of the hepatitis C virus (HCV), genotypes 2 and 3 account for approximately 30% of chronic infections worldwide.
1
Although these two genotypes have historically been grouped together in treatment guidelines and clinical trials,
2
,
3
accumulating evidence suggests that there are important clinical differences between them.
1
,
4
,
5
HCV genotype 3 infection is associated with a higher incidence of hepatic steatosis, more rapid progression of fibrosis, and possibly a greater risk of hepatocellular carcinoma than is HCV genotype 2 infection.
6
Moreover, patients with HCV genotype 3 infection are less responsive to peginterferon-based treatment than are patients . . .