Hepatitis virus
Hepatitis virus
Overview of hepatitis virus Virus Virus group Nucleic Mode of infection Severit acid (chronicity) HAV Enterovirus RNA Fecal-oral acute 72(hepatovirus) HBV hepadnavirus DNA Percutaneous ++(chronic) Permucosal HCV FlaviⅤirus RNA Blood(transfusion- +(chronic) associated) HDV B-dependent RNA blood +(chronic) small virus HEⅤ Calicivirus RNA Fecal-oral +(acute) HGV RNA Blood
Overview of Hepatitis Virus Virus Virus group Nucleic acid Mode of infection Severity (chronicity) HAV Enterovirus 72(heptovirus) RNA Fecal-oral +(acute) HBV hepadnavirus DNA Percutaneous; Permucosal ++(chronic) HCV Flavivirus RNA Blood(transfusionassociated) + (chronic) HDV B-dependent small virus RNA blood + (chronic) HEV Calicivirus RNA Fecal-oral +(acute) HGV ? RNA Blood ?
Viral Hepatitis-Overview Type of Hepatitis Source of feces blood/ blood/ feces blood-derived blood-derived blood-derived body fluids body fluids body fluids Route of fecal-oral percutaneous percutaneouspercutaneous fecal-oral transmission permucosal permucosal permucosal Chronic no yes no infection Prevention pre/post pre/post- blood donor pre/post- ensure safe exposure exposure screenIng, exposure drinking immunization immunization risk behavior immunization water modification risk behavior modification
Viral Hepatitis - Overview A B C D E Source of virus feces blood/ blood-derived body fluids blood/ blood-derived body fluids blood/ blood-derived body fluids feces Route of transmission fecal-oral percutaneous permucosal percutaneous permucosal percutaneous permucosal fecal-oral Chronic infection no yes yes yes no Prevention pre/postexposure immunization pre/postexposure immunization blood donor screening; risk behavior modification pre/postexposure immunization; risk behavior modification ensure safe drinking water Type of Hepatitis
o Human cytomegalovirus e Epstein-Barr virus Herpes simplex virus ● Yellow fever virus o rubella
Human cytomegalovirus Epstein-Barr virus Herpes simplex virus Yellow fever virus Rubella
Hepatitis a virus
Hepatitis A virus