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Infectious Diseases Medicine > Hepatitis > Flashcards

Hepatitis Flashcards

1
Q

What is hepatitis?

A

Virus

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2
Q

What are the types of hepatitis?

A 
A
B
C
D
E
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3
Q

What is hepatitis A?

A

RNA virus

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4
Q

How is hep A spread?

A

Faecal-oral

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5
Q

What are the symptoms of a hep A infection?

A 
Fever
Malaise 
Nausea
Arthralgia 
Jaundice
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6
Q

How is Hep A managed?

A

Supportive - usually self limiting

Avoid alcohol

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7
Q

Is there a hep A vaccinatation?

A

Yes

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8
Q

How can hep A be diagnosed?

A

IgM rises after day 25
IgG detectable for life
Serum transaminases rise 22-40 days after infection

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9
Q

What is hep B?

A

DNA virus

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10
Q

How is hep B spread?

A

IV drug use
Sexual contact
Direct contact
Blood products

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11
Q

What are the symptoms of a hep B infection?

A 
Fever
Malaise 
Nausea
Arthralgia 
Jaundice
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12
Q

Who is at risk for hep B?

A

IV drug users
Health workers
Sexually promiscuous

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13
Q

How can hep B be diagnosed?

A

HBsAg (surface antigen present for 1-6 months

HBeAg present 1-3 months after acute infection

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14
Q

What do HBcAg antibodies show?

A

Past infection

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15
Q

What do HBsAg antibodies show?

A

Vaccination

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16
Q

What is the management for hep B?

A

Supportive

Avoid alcohol

17
Q

Is there a vaccine for hep B?

A

Yes

18
Q

What is hep C?

A

RNA flavivirus

19
Q

How is hep C spread?

A

Blood
IV drug use
Sexual contact

20
Q

How is hep C diagnosed?

A

Raised LFTs

Anti-HCV

21
Q

How is hep C managed?

A

Inteferon-a + ribavirin

22
Q

Is there a vaccine for hep C?

A

No

23
Q

What is hep D?

A

Incomplete RNA virus - only exists with hep B

24
Q

What is hep E?

A

RNA virus - similar to hep A

Infectious Diseases Medicine (7 decks)

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