Viral Hep A
Virus: RNA virus (picornavirus)
Transmission: fecal-oral rarely percutaneous (transfusion, inoculation)
Incubation period: 28 days (mean, range 2-6 weeks)
Symptoms: fever,fatigue,poor appetite,nausea,vomiting,jaundice
Diagnosis: elevated liver enzymes anti-Hepatitis A antibody
Chronicity: none
Prevention: immune globulin vaccine
Treatment: none
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