Viral Hepatitis Flashcards Preview

Microbiology 2 > Viral Hepatitis > Flashcards

Flashcards in Viral Hepatitis Deck (24):
1

hat does hepatitis virus cause

liver disease as their chief or sole clinical manifestations

2

what is the liver involved in

breakdown and excretion of toxins and synthesis of glucose and some proteins

3

what colour is bilirubin

yellow - causes jaundice

4

what are the hep viruses

A, B, C, D, E

5

what is Hep D

only occurs with Hep B
worsens severity of hep B infection

6

what is acute hepatitis

few weeks
hep A, B, C, E
jaundice
pale stools
dark urine

7

what hep is most common for acute hepatitis

hep E

8

what are some complications of acute hep

chronic hepatitis
acute liver failure

9

what is the timescale of chronic hepatitis

atleast 6 months
complications after decades

10

what causes chronic hep

hep b and C
never hep A
hep E only when immunocompromised

11

what are the symptoms of chronic hep

early years asymptomatic
complications
- cirrhosis - chronic liver fail
- primary liver cancer

12

what is a summary of hep A

faecal oral spread
not blood bourne
vaccine prevntable
causes acute never chronic hepatitis

13

what is a summary of hep E

facial oral spread
not vaccine prvetnabl
causes acute never chronic
caught in UK from animals

14

how is Hep B and Hep C virus tnasmitted

blood bourne
- IVDU
- blood products
- needlstick

sex
- hep b more than c

mother to child

15

what re the risk groups for Hep B + C

IVDU - past/current
Greater No.sexual partners
babies of infected mother
ethnic minorities
blood product expo

16

what is the prevention ag hep

reduce expo
use vacciner

17

what is Hep B prevention measures

clean needles and syringes fro injecting drug users
safe sex
screen blood trnasfusios
vaccine high risk groups and heath care worker

18

what si some Hep C prevention measures

redue expo as fro Hep B
no vaccine available

19

how is hep B treated in chronic hep

antivirals
suppressive not curative
lifelong therapy

20

who is hep C treated in chronic hep

2-3 antivirals cure side effects seen
reinfection possible

21

how is the risk of hep reached inhelth care

wear gloves
mask and eye
disposal sharps
good sterilisation
vacine
disinfect surface

22

what is the lab test fro hepatitis

clotted blood gold top bottle

23

what is the lab test and hep B virus

see if infection- acute/chronic
HBsAg (HB surface antigen) +ve ppl infectious
HBseAg

24

what are some lab test for hep C

anti- HCV - in acute and chronic infection