Random Flashcards Preview

ID > Random > Flashcards

Flashcards in Random Deck (6)
1

HBV PEP?

Known sAg positive-
-Known responder to vaccine- give booster
-non responder or mid vax course- give HBIG and vax

Not known status
-known responder- booster
-non responder- HBIG and vaccine
-mid vac: accelerate the course, no HBIG

2

HIVPEP?

within 1-2 hours, max 72 hours start course multiple drugs for 4 weeks
serology at 12 weeks
reduce risk 80%

3

HCV PEP?

check HCV RNA monthly with PCR
If go positive then give IFN and ribavirin

4

Needlestick highest risk?

Hep B 20-30%

5

Syphilis- which test stays positive?

treponema pallidum haemagluttinin test TPHA

remember that VDRL and RPR are insensitive in late disease

false positive non treponemal with preg, SLE (they are cardiolipins), TB, leprosy, malaria, HIV

6

Explain EBV serology

VCA IgG- up at onset of illness
VCA IgM- up at onset of illness and wanes at 3 months

EBNA- up for life from 6-12 weeks