HEPATITIS Flashcards

1
Q

HEPATITIS

Viral hepatitis is a ____ primarily involving the liver

A

SYSTEMIC DISEASE

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2
Q

HEPATITIS

Viral hepatitis is a systemic disease primarily involving the ____

A

LIVER

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3
Q

HEPATITIS

classic feature of hepatitis

A

jaundice

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4
Q

HEPATITIS

yellow discoloration of the skin and eyes

A

JAUNDICE

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5
Q

HEPATITIS

hepatitis viruses

A

A B C D E

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6
Q

HEPATITIS VIRUSES

single stranded RNA

A

A C D E

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7
Q

HEPATITIS VIRUSES

the only double stranded and DNA virus

A

HEPA B

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8
Q

HEPATITIS VIRUSES

  • the family is unclassified;
  • an example of defective virus that cannot replicate on its own;
  • requires the presence of hepatitis B for its replication, either from a previous history or hepatitis B infection or coinfection of these two viruses
A

hepa D

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9
Q

HEPATITIS VIRUSES

main hepa viruses

A

A B C

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10
Q

HEPATITIS VIRUSES

MODE OF TRANSMISSION:
Hepa A & E

A

fecal oral route

FAECAL

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11
Q

HEPATITIS VIRUSES

MODE OF TRANSMISSION:
Hepa B, C, D

A

parenteral

blood transfusion, needlestick, sexual, vertical

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12
Q

HEPATITIS VIRUSES

  • acute form of hepatitis
  • The onset of disease is abrupt within 24 hours.
  • Frequently seen in children; may be severe with adults
A

HEPA A

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13
Q

HEPATITIS A

____ form hepatitis

A

acute

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14
Q

HEPATITIS A

onset of disease

A

abrupt; within 24 hrs

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15
Q

onset of disease of hepa B & C

A

lower

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16
Q

HEPATITIS A

frequently seen in

A

children

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17
Q

HEPATITIS A

severe with

A

adults

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18
Q

HEPATITIS A | PREVENTION

active immunity

A

inactivated HAV vaccine

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19
Q

HEPATITIS A | PREVENTION

passive immunity

A

immuneglobulin IG

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20
Q

HEPATITIS A | PREVENTION

for areas endemic with hepatitis

A

pre-exposure & post-exposure prophylaxis

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21
Q

HEPATITIS A | PREVENTION

____ are effective as post-exposure prophylaxis two weeks of exposure

A

vaccines

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22
Q

HEPATITIS A | PREVENTION

passive immunization is effective within ____ after exposure to prevent & mitigate Hepa A

23
Q

HEPATITIS VIRUSES

  • Inapparent infections
  • Infants and young children become chronic carriers
  • Chronic carriers are at risk of developing hepatocellular carcinoma
  • Fulminant hepatitis with HDV
  • Fulminant – severe and sudden onset, may happen is there is coinfection with hepatitis D
  • Most chronic carriers are asymptomatic, but some may have chronic active hepatitis, leading to cirrhosis and death
24
Q

HEAPTITIS B

____ infection

A

inapparent

25
# **HEPATITIS B** **infants** and **young children** become ____
chronic carriers
26
# **HEPATITIS B** **chronic carriers** are at risk of developing | (liver cancer)
hepatocellular carcinoma
27
# **HEPATITIS B** ____ hepatitis with **HDV**
fulminant
28
# **HEPATITIS B** **severe** and **sudden onset**, may happen is there is **coinfection** with hepatitis **D**
fulminant
29
# **HEPATITIS B** **most** chronic carriers are ____
asymptomatic
30
# **HEPATITIS B** symptoms are usually ____ with hepa **A**
same
31
# **HEPATITIS B** symptoms are ____ than Hepa **A**
more severe
32
# **HEPATITIS B** antigens & antibodies
surface envelope core
33
# **HEPATITIS B** describes the **virion** for **envelope antigen**
dane particle
34
# **HEPATITIS B** **antigen** that is **not measured**
core antigen
35
# **HEPATITIS B** 2 types of **core antibody**
total anti-HBc IgM anti-HBc
36
# **HEPATITIS B | SEROLOGY MARKERS** * **Surface antigen** for Hepa B * **Indicates infection** * used in **vaccine production**
HbsAg
37
# **HEPATITIS B | SEROLOGY MARKERS** * **Antibody** for **surface** antigen * Implies a **certain state of immunity** - **recovery** from previous infection - from **vaccines**
anti-HBsAg
38
# **HEPATITIS B | SEROLOGY MARKERS** **exposure** to **surface antigen** results to the **production** of
antibody
39
# **HEPATITIS B | SEROLOGY MARKERS** * **Total antibody** to Hepa B **core** antigen * appears as the **symptom** for **acute** form * **measure** both **IgM** and **IgG**
total anti-HbcAg
40
# **HEPATITIS B | SEROLOGY MARKERS** **indicates** a **previous** or **ongoing** infection with hepa B
core antigen
41
# **HEPATITIS B | SEROLOGY MARKERS** previous infection
IgG
42
# **HEPATITIS B | SEROLOGY MARKERS** **ongoing** infection
IgM
43
# **HEPATITIS B | SEROLOGY MARKERS** * **IgM antibody** to Hepa B core antigen * Immunoglobulin produced in response to **acute infection** * indicates **recent** infection or **ongoing** infection **less than 6 months**
IgM anti-HBcAg
44
# **HEPATITIS B | TREATMENT** First line
Pegylatedinterferonalfa-2a entecavir tenofovir
45
# **HEPATITIS B | PREVENTION** **pre**-exposure prophylaxis
Hepa B vaccine
46
# **HEPATITIS B | PREVENTION** **post**-exposure prophylaxis not recommend as pre-exposure prohylaxis because there is vaccine
Hepa B immune globulin (HBIG)
47
# **HEPATITIS VIRUSES** * Clinically **mild**, with **moderate elevation** of **liver enzymes** * May progress to **chronic** liver disease * Many patients develop **cirrhosis** → hepatocellularcarcinoma * **End-stage** liver disease associated with **HCV** is the most frequent indication for **adult liver transplants**
HEPA C
48
# **HEPATITIS VIRUSES | HEPATITIS C** Clinically mild with ____ of **liver enzymes**
moderate elevation
49
# **HEPATITIS VIRUSES | HEPATITIS C** **liver enzymes** that are being elevated
alanine transaminase (ALT) aspartate transaminase (AST)
50
# **HEPATITIS VIRUSES | HEPATITIS C** may progress to ____
chronic liver disease
51
# **HEPATITIS VIRUSES | HEPATITIS C** many patients develop ___ that leads to **hepatocellular carcinoma**
cirrhosis
52
# **HEPATITIS VIRUSES | HEPATITIS C** **End-stage liver disease associated with HCV** is the most frequent indication for
adult liver transplants
53
# **HEPATITIS C** TREATMENT: standard treatment for **chronic** hepatitis C
pegylated interferon combined w/ ribavirin