Serology for hepatitis C virus (HCV), acute hepatitis A virus (HAV), and hepatitis delta virus (HDV) were negative. His HBV serology was unchanged: HBsAg-positive, HBeAg-negative, and HBeAb-positive.

is suggestive of acute hepatitis B infection. Anti-HCV antibodies may take several months to develop, hence negative HCV serology does not exclude an acute infection. This has improved with the ...