In 70 chronic hepatitis B patients with hepatitis B surface antigen seroclearance during nucleos(t)ide analogue therapy, response was sustained in all 54 patients who discontinued treatment. Clinically significant relapses as indicated by high hepatitis B virus DNA and ALT levels were not observed. Anti-HBs positivity may not be required to ensure sustained off-treatment response.
Keywords: HBsAg negative; chronic hepatitis B; nucleos(t)ide analogue; off-treatment response; treatment discontinuation.
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