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The Holy Grail (Miscellaneous) > Hepatitis Serology > Flashcards

Hepatitis Serology Flashcards

1
Q

Diagnosis of an active Hep A virus

A

IgM-HAV antibody

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2
Q

Diagnosis of Hep B

A 
HBs Ag (surface)
HBc Ag (core)
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3
Q

Diagnosis of Hep C

A

IgG-HCV antibody

HCV RNA - shown 1-2 weeks after infection

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4
Q

HBs Ag for >6months

A

Chronic Hep B

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5
Q

Antigens of a person naturally infected by Hep B

A

HBs Ag

HBc Ag

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6
Q

Antibodies of a person who is vaccinated against Hep B

A

IgG-HBs antibody

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7
Q

Antigens of a person infected with Hep B that is highly infectious

A

HepBe Ag

HBV DNA

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8
Q

What antigens is found in all Hep B individuals

A

HBs Ag

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9
Q

Presence of HCV Antigen

A

A past or currently active infection of Hep C

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10
Q

Presence of HCV RNA

A

A currently active infection

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11
Q

What is the best indicator for prognosis in Hep B?

A

HBV DNA

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12
Q

Diagnosis of Type 1 Autoimmune Hep

A

Anti-nuclear antibody (ANA)

Anti-smooth-muscle antibody (ASMA)

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13
Q

Diagnosis of Type 2 Autoimmune Hep

A

Anti-LKM-1

Anti-LCM-1

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14
Q

What are the 3 antigens of Hep B

A 
HBs Ag (surface)
HBe Ag (envelope)
HBc Ag (core)
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15
Q

Memory aid for HBs Ag

A

It is the bad-boy antigen, your body wants to get rid of it as it carries with it the most symptoms.

The more HBs Ag the worse your symptoms

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16
Q

HBe Ag

A

This antigen is responsible for replicating the virus in your blood.

The more HBe Ag the easier it is to transmit

17
Q

Antibody in someone that has recovered or been vaccinated for Hep A

A

IgG-HAV antibody

18
Q

Decrease in HCV RNA

A

Patient is recovering

19
Q

Levels of HCV RNA staying the same

A

Patient has chronic HCV

20
Q

Presence of IgG-HDV and IgM-HDV antibodies

A

Active infection

The Holy Grail (Miscellaneous) (20 decks)

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