2. Hep A
• Feco oral route
• m/c cause of epidemic in children in India
• Picorna
• Passiv eimmunisation – human Ig
3. Hep B
• Via inoculation sexual ,vertical transmission
• Occur at time of delivery
• Risk is 90 % if mother is positive
• Serum , semen, saliva ++++
• Not in stool
• Prevalence +++
Downs , leprematous leprosy , leukemias , Hodgkin , PAN , hemodialysis
, IV abusers
4. • Window period : disappearance of antigen and appearance of
antibodies.
• Sexual B>>>C
• Vertiacl B>>>C
5. Active immunisation 0,1,6 months IM
• Health workers
• Haemodialysis patient
• Iv abusers
• Homosexual
• Hemophillias
Pregnancy is not contraindication
6. • Post exposur propylaxis
• Perinatal exposure : HBIG 0.5 ML f/b 3 dose of vaccine within 12
hours of life
• Needle stick injury : HBIG (0.06/KG) f/b 3 dosesof vaccine within 1
week
• Sexual contact :HBIG (0.06/KG) f/b 3 dosesof vaccine within 2week
7. HEP C
• Via inoculation sexual ,vertical transmission
• Chronicity
8. HEP D
• Via inoculation sexual ,vertical transmission
9. HEP E
• FECO ORAL
• Non parenteral hepatitis
• Fatality maximum in pregnancy
• M/c epidemics in India
10. HEP G
• FLAVI VIRUS
• HGV Infection reducer liver fibrosis in HIV Patients
11. ACUTE VIRAL HEPATITIS
• PATHO
• Pan lobular injfiltartion with mono nuclear cells
• Hepatic cell necrosis
• Hyperplasia of kupper cells
• Ballooning of cells
• Acidophillic degeneration
• Councilman bodies
• Bridging necrosis ( severe )