GI Flashcards

1
Q

Who gets FITT test screening in scotland vs england?

A

scotland = 50-74 yrs old
england = 60-74 yrs old

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2
Q

which antigen level can be used to monitor patients with colorectal cancer?

A

carcinoembryonic antigen

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3
Q

when is HepB vaccine given?

A

2, 3 and 4 months

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4
Q

how is HepB managed?

A

peg interferon alpha

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5
Q

what does HbsAg indicate?

A

active infection

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6
Q

what does HbsAb (aka anti-hep B) indicate?

A

past or current infection or vaccination

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7
Q

what does HbeAg indicate?

A

high infectivity

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8
Q

what does HbcAb indicate?

A

past or current infection
- IgM = current acute infection (first marker to rise)
- IgG = past infection

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9
Q

blood markers for Hep B vaccinated person?

A

HbsAb +ve
everything else -ve

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10
Q

blood markers for past hep B infection?

A

HbscAb +ve
HbsAb +ve
antigen -ve

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11
Q

blood markers for acute Hep B infection?

A

HbsAg +ve
HbeAg +ve
HbsAb +ve
HbeAg +ve

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