Hepatobiliary Flashcards

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1
Q

Viruses causing hepatitis

A

Yellow fever virus, Epstein Barr virus, cytomegaloviru.,s, herpes simples, Aden, Santa, mumps,coxsackie virus
Coxiella burnetti

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2
Q

Hepatitis A is not vaccine preventable

A

False, vaccine preventable

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3
Q

Route of transmission for heap A

A

Feco oral

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4
Q

Vaccines for H a v

A

Formaldehyde inactivated vacuum

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5
Q

Manifestations of h a v

A

Preicteric phase → g1 symptoms like nausea and vomiting
Icteric phase → jaundice

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6
Q

Only double stranded DNA hepatitis virus

A

Hepatitis virus. B

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7
Q

What is Dane particle

A

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

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8
Q

What is Australian Ag in Hbv

A

Surfare angign

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9
Q

Hepatitis b core antigen doesn’t circulate in Blood

A

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

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10
Q

In India which stereotype of hepatitis b virusis prevalent

A

South and east india-adr, north and western India - ayw

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11
Q

Transmission of hepatitis virus→ b

A

Parenteraf via blood, blood products., organ transplant, transfusion, needle stick injury
Sexual transmission
Vertical on perinatal transmission
Direct skip contact

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12
Q

Various out comes of hepatitis virus B

A

P9482

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13
Q

First marker to be elevated in B Hepatitis virus

A

Hepatitis b antigen surface

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14
Q

Which marker represents active viral replication and high infectivity
Which marten represents low viral replication low infectivity

A

High → HBeAg
low →anti HBeAg

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15
Q

Antiviral agents of choice in H hepatitis infection B

A

tenofovir andtelbivudine

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16
Q

Hepatitis B vaccine

A

Pg 484

17
Q

Which hepatitis virus is associated with highest mortality in prinanly

A

Hepatitis e virus

18
Q

Prenatal hep B transmission is maximum during which stage f prighanly

A

During delivery

19
Q

Anchovy sauce pus

A

Seen in amoebic liver abscess
Thick chocolate brown in colour
Acidic fluid
Necrotic hepatocytes without any pus cells. And occasionally trophozoïtes

20
Q

Most Common extra intestinal sites of entamoeba histolytic

A

Lives followed by lungs brain genitominary spleen

21
Q

Most common hepatic site of amoebic liver abscess

A

Poster superior surface of right lobe of liver

22
Q

Microscopical, abscess wall Y amoebic lives abscess

A

Inner central zone e necrotic hepatocytes without amoeba
Middle zone e degenerative hepatocytes, rbc,leukocytes, occasional trophozoites
Outer zone → healthy hepatocytes with amoebic tráphozoites

23
Q

Human echinococcoses

A

Caused by Echinococcus → Hydatid (e.granulosis)
Alveolar le-multiloculars )
Neotropical → unicystic hydatid (Eoligartlous)
Poly cystic E vogeli

24
Q

Dog tape worm

A

Echinococasgranulosus causing cystic echinococcosis or hylatid l

25
Q

Definitive host of echinocous granulosus

A

Dogs & other canines

26
Q

Man is an accidental intermediate c host dead end)

A

Yes

27
Q

Life cycle of echinoccocus granulosus

A

Pg 493

28
Q

Hydatid cyst

A

Fluid filled bladder like cyst., unilocular, subsperical
Cyst wall
Brood capsule
Hydatid fluid
Hydatid sand
Tryst may undergo spontaneous resolution or rupture

29
Q

Brood capsule of amoebic liver absen Hydatid cyst

A

Inner endocyst of cyst wall produces brood capsules and also secretes . . Hydatid fluid
Capsule contains protoscolices

30
Q

Hydatid fluid is

A

Antigenic toxic anaphylactic

31
Q

Causative agents of food poisons with onset of1 to 6 hours

A

Staphylococcus aureus
Bacillus cereus

32
Q

Staphylococcal1

A