Quesmed hepatits Flashcards

1
Q

What is the first antibody following hepatitis B infection?

A

HbsAb, the surface antibody which represents any current infection of hep B or vaccination.

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2
Q

What does positive HbsAg mean?

A

Hepatitis B antigen in blood which means current infection

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3
Q

Which hepatitis B antibody is for both current and past infection?

A

HbcAb- core antibody that provides no protection against Hep B. It indicates past or current infection.

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4
Q

Which antibody indicates acute hepatitis B infection?

A

IgM to HbcAb- occurs in acute infection and negative in chronic infection

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5
Q

Which antibody indicates chronic hepatitis B infection

A

IgG to HbcAb

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6
Q

Which antibody indicates HepB vaccination?

A

HbsAb when combined with NEGATIVE HbcAg which means

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7
Q

Which antibody indicates past HepB infection?

A

HbcAb

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8
Q

What is HbsAg?

A

Antibody for hepatitis B, indicating current infection.

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