Hepatitis Flashcards by Rakhitha Katangodage | Brainscape

Q

IgM +, IgG -

A

Acute infection

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Q

IgM -, IgG +

A

Previous infection or vaccination

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Q

HBsAg+, Anti-HBc+, IgM Anti-HBc+, Anti-HBs-

A

Acute Hepatitis B infection

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Q

HBsAg+, Anti-HBc+, IgM Anti-HBc-, Anti-HBs-

A

Chronic Hepatitis B infection

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Q

HBsAg-, Anti-HBc+, IgM Anti-HBc-, Anti-HBs+

A

Past Hepatitis B infection

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Q

HBsAg-, Anti-HBc-, IgM Anti-HBc-, Anti-HBs+

A

Hep B Vaccination

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Q

Anti-HCV-, HCV RNA+

A

Acute Hep C Infection

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Q

Anti-HCV+, HCV RNA+

A

Chronic Hep C Infection

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Q

Anti-HCV+, HCV RNA-

A

Past Hep C Infection

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Q

Anti-HEV IgM+, Anti-HEV IgG-

A

Acute Hep E Infection

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Q

Anti-HEV IgM-, Anti-HEV IgG+

A

Past Hep E Infection

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Q

Two main HBV antigens

A

Surface (s)
Core - in the capsule (c)

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Q

GS for active HBV diagnosis

A

HBsAg

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Q

Threshold for Hep B chronic infection

A

HBsAg persistent after 6 months

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Q

Why is only Anti-HBs positive in vaccinated people whereas in past infection, Anti-HBc is also positive

A

The vaccine only contains HBs

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