TOPICS: Hepatitis A Virus, RNA virus, positive sense, picornavirus, icosahedral capsid, big protein, cleaved, small functional proteins, naked virus, endocytosis, internal ribosomal entry site, IRES, linear virus, IgM antibodies, acute infection, short incubation, travelers, daycare children, contaminated shellfish, fecal-oral transmission, nausea, vomiting, aversion to cigarettes, anorexia, jaundice, RUQ pain, right upper quadrant pain, liver biopsy, Councilman bodies, vaccination, `post-exposure prophylaxis, immunoglobulin, supportive treatment, HAV IgG antibodies, anti hepatitis A, IgG antibodies, immunity
