infection Flashcards
amoxicillin in which infection causes a rash
EBV
test for EBV
monospot/ paul-Burnell
what advice should be given if splenomegaly is present following EBV infection
no contact sports 3 weeks
MRSA eradication
nasal spray and hibiscrub TDS 5 days
PUO
Temp >38.3 on 2+ occasions lasting more than 3 weeks, no cause found despite 1+ inpatient investigation
how long does seroconversion of HIV take
1-6 weeks
tests for HIV
anti HIV ABs (4-8 weeks) and P24 antigen test
which cells are infected by HIV
CD4
give an aexample of an opportunistic infection that may make you question HIV
recurrent shingles
TB
glandular fever
NHL
what is a complication of HAART
cushings
how soon after exposure should PEP be taken?
72 hours
what is considered an undetectable viral load?
<50copies/ ml
who should have the flu vaccine?
> 65
children
immunocompromised/ other condition- DM, CV, resp
cause of measles
paramyxovirus
fever, conjunctivitis, rash starting on hairline and spreading down body + desquamation
measles
Koplik’s spots
measles
low C3 and C4
SLE
ANA + dsDNA
SLE
what is target CD4 count for HIV
> 350cells/mm3
antiemetic causing extrapyrimidal side effects
metaclopromide
treat with procyclidine
measles in immunocompromised
giant cell pneumonia
encephalitis
otitis media
investigations for measles
IgM in serum, RNA detection
what causes mumps
parmyxovirus
mumps can present as:
parotitis
orchitis
meningitis
pancreatitis
organism causing scarlet fever
strep pyogenes
when is infection with varizzella zoster infective
2 days pre-rash to last lesion crusted over
organism causing whooping cough
bordetella pertussis
how long should child with whooping cough stay off school
21 days/ 5 days after starting ABx
antibiotics in whooping cough
macrolides- do not alter length of infection but period of infectivity
organism causing malaria
plasmodium
subacute sclerosing panencephalitis is a complication of which illness
measles
