Infectious disease Flashcards
Meningitis… most common bugs? tx?
Strep pneumo, H. influenza, N. meningitidis
ceftriaxone and vanc
Meningitis bug associated with young and old? tx?
Lysteria
Ampicillin
Meningitis in people s/p brain surgery? Tx?
Staph
Vanco
Meningitis best first step?
Start empiric treatment.
Add steroids if you think it is bacterial
Diagnostic test for Meningitis?
Exam elevated ICP/CT, then LP
Diagnostic LP for meningitis?
+ Gram Stain, >1000 wbc
LP supportative for bacterial meningitis?
High protein and low glucose
Tx of roommate of the kid in the dorms who has bacterial meningitis and petechial rash?
Rifampin
Suspect pneumonia, best 1st step?
CXR
PNA most common bugs? Tx?
Pneumococcus
Macrolide, Fluroquinalone, 3rd Cephlasporin
PNA most common bug healthy young people? Assc w/? Tx?
Mycoplasma
Cold agglutinins
Macrolide, Fluroquinalone, Doxy
PNA hospitalized w/in 3 months or in the hospital >5-7 days? Tx?
Pseudomonas, kelbsiella, E. Coli, MRSA
Piperacillin/tazobactam or imipenem + Vanc
PNA old smokers w/ COPD? Tx?
H. influenzae
2nd-3rd Ceph
PNA alcoholics w/ currant jelly sputum? Tx?
Kelbsiella
3rd Ceph
PNA old men w/ HA, confusion, diarrhea, and abdominal pain? Dx?
Legionella
Urine antigen
Macrolide, fluroquinalone, doxy
PNA just had the flu?
Tx?
MRSA
Vanc
PNA just delivered a baby cow and have vomiting and diarrhea? Tx?
Q-fever. Coxiella burnetti
Doxy
PNA just skinned a rabbit? Tx?
Franciella tularensis
Streptamycin, gentamycin
Symptomatic TB best test?
CXR