Surveillance Case Definition: Hepatitis A
Confirmed Case: Clinically compatible signs and symptoms with:
a)demonstration of IgM anti-HAV or
b)an epidemiologic link to one or more lab confirmed cases of Hepatitis
A or
c)an asymptomatic individual with anti-HAV IgM
Surveillance Case Definition: Hepatitis B
Confirmed Case - Clinically compatible signs and symptoms with:
(a)detection of positive anti-HBc IgM or
(b)conversion from anti-HBc negative anti-HBc positive between acute and
convalescent serum samples or
(c)conversion from HBsAg positive to anti-HBsAg between acute and
convalescent serum samples or
(d)positive HBsAg and negative IgM anti-HAV
Confirmed Case - Asymptomatic with:
(e)conversion to anti-HBs within six months of HBsAg being detected.
Surveillance Case Definition - Hepatitis C
Confirmed Case - A laboratory test result showing
(a)detection of anti-HCV or
(b)conversion from anti-HCV negative to anti-HCV positive between acute
and convalescent serum samples
Information for
Professionals Hep C
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