Real world SOF/VEL/VOX retreatment outcomes and viral resistance analysis for HCV patients with prior failure to DAA therapy

نویسندگان

چکیده

Sustained viral response (SVR) rates for direct-acting antiviral (DAA) therapy hepatitis C virus (HCV) infection routinely exceed 95%. However, a small number of patients require retreatment. Sofosbuvir, velpatasvir and voxilaprevir (SOF/VEL/VOX) is potent DAA combination primarily used the retreatment who failed by therapies. Here we evaluate outcomes effects resistance-associated substitutions (RAS) in real-world cohort, including large genotype (GT)3 infected patients. 144 from UK were retreated with SOF/VEL/VOX following virologic failure first-line treatment regimens. Full-length HCV genome sequencing was performed prior to SOF/VEL/VOX. subtypes assigned RAS relevant each identified. GT1a GT3a made up 38% (GT1a n = 55, 54) cohort. 40% (n 58) had liver cirrhosis whom 7% 4) decompensated, 10% 14) hepatocellular carcinoma (HCC) 8% 12) received transplant The overall SVR12 rate 90% (129/144). On univariate analysis, GT3 (50/62; SVR 81%, p .009), (47/58; .01) SOF/VEL (12/17; 71%, .02) or SOF+DCV (14/19; 74%, .012) significantly associated failure, but existence pre-retreatment not when taken into account. Retreatment very successful non-GT3-infected GT3-infected patients, particularly those initial treatment, lower alternative regimens should be considered.

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ژورنال

عنوان ژورنال: Journal of Viral Hepatitis

سال: 2021

ISSN: ['1365-2893', '1352-0504']

DOI: https://doi.org/10.1111/jvh.13549