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19 Cards in this Set

  • Front
  • Back
which of the following organisms that cause meningitis are you concerned about person-person transmission?
strep pneumo
H flu
enterovirus
HSV
neisseria
neisseria meningitidis
how does person - person trasmission occur in N meningitidis?
droplet transmission (same household, healthcare workers doing CPR, intubation)
what to do to prevent transmission of N menigitidis?
isolation of index patient
prophylaxis of exposed healthcare workers and household contacts
who do you offer immudiate antimicrobial prophylaxis?
personnel who have had intensive close contact
without the use of proper precautions (mask, etc)
with a patient w/ meningococcal disease
before administration of antibiotics (less than 24 hrs of antibiotics)
who to give prophylaxis for non HCW contact?
household member
military sam barrack
roommate
friends that share eating utensil
clasmates in day care
all healthcare workers who enter TB pt's room without an N-95 mask.. needs?
need a tuberculin test now and in 8-10wks
TB spreads via?
droplet. hang in air a long time
** no risk from latent TB
if a exposed person had prior positive TST, how do you evaluate exposure?
Sx screening only
rank the following blood exposure risk from highest to lowest
percutaneous injury
mecous membranes
cutaneous
non intact skin
percutaneous injury (highest)
mecous membranes (intermediate)
non intact skin (low)
cutaneous (none)
how do you test HBV, HCV, HIV in the source pt?
hep B - HBsAg
HCV - anti HCV Ab
HIV - HIV antibody
infection risk of percutaneous injury of HBV? HCV? HIV?
HBV - 30%
HCV - 3%
HIV - 0.3%
how many doses is HBV vaccine?
3 doses
is HBV vaccine protective from blood exposure?
yes
post exposure management for unvaccinated ?
HBIG (within 7 days) + restart vaccination series
is it OK to test source before treating in HBV exposure?
yes
prophylaxis treatment of HCV exposure?
not needed
what to do if exposed to HCV then?
check HCV RNA and ALT at 4-6 wk, 3 months, 6 months and with Sx
HCV Ab at baseline and 6 months
if infection, start treatment
prophylaxis in HIV exposure?
initiate promptly (within 2 hrs)
continue for 28 days (or until source test is negative)
prophylaxis Tx of HIV exposure?
basic 2 drug prophylaxis - for low risk exposure (cutaneous, MM) and low risk source (low viral load)
3 drug prophylaxis - high risk exposure (percutaneous) and or high risk source