Simplified Diagnostic Approach to Possible Acute Viral Hepatitis
* Obtain additional laboratory studies for hepatitis A (see table Hepatitis A Serology ), hepatitis B (see table Hepatitis B Serology ), and hepatitis C (see table Hepatitis C Serology ).
ALT = alanine aminotransferase; anti-HCV = antibody to hepatitis C virus; AST = aspartate aminotransferase; HBsAg = hepatitis B surface antigen; IgM anti-HAV = IgM antibody to hepatitis A virus.
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