Hepatobiliary Flashcards
Viruses causing hepatitis
Yellow fever virus, Epstein Barr virus, cytomegaloviru.,s, herpes simples, Aden, Santa, mumps,coxsackie virus
Coxiella burnetti
Hepatitis A is not vaccine preventable
False, vaccine preventable
Route of transmission for heap A
Feco oral
Vaccines for H a v
Formaldehyde inactivated vacuum
Manifestations of h a v
Preicteric phase → g1 symptoms like nausea and vomiting
Icteric phase → jaundice
Only double stranded DNA hepatitis virus
Hepatitis virus. B
What is Dane particle
Complete form of hbv consist of outer envelope contains surface antigen, inner nucleocapside containing core and pre core antigen a Nd partially double stranded DNA
What is Australian Ag in Hbv
Surfare angign
Hepatitis b core antigen doesn’t circulate in Blood
As it is an intracettular core protein it is not secreted and doesn’t circulate in blood but it can be demonstrated in hepatocytes by immunnofluorese
In India which stereotype of hepatitis b virusis prevalent
South and east india-adr, north and western India - ayw
Transmission of hepatitis virus→ b
Parenteraf via blood, blood products., organ transplant, transfusion, needle stick injury
Sexual transmission
Vertical on perinatal transmission
Direct skip contact
Various out comes of hepatitis virus B
P9482
First marker to be elevated in B Hepatitis virus
Hepatitis b antigen surface
Which marker represents active viral replication and high infectivity
Which marten represents low viral replication low infectivity
High → HBeAg
low →anti HBeAg
Antiviral agents of choice in H hepatitis infection B
tenofovir andtelbivudine