Infectious Disease Flashcards

1
Q

GPRs in blood culture could be

A

corynebacterium
clostridium
nocardia or anaerobic actinomyces
listeria

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2
Q

listeria first line abx

A

ampicillin

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3
Q

listeria clinical presentation

A

healthy - febrile gastroenteritis

immunocompromised - invasive disease

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4
Q

salvage option for CVC infection

A

coag negative staph SN to vancomycin

  • antimicrobial lock therapy
  • supratherapeutic abx in lumen (100-1000x dose)
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5
Q

post exposure ppx for hep A

A

within 14 days exposure

- single dose inactive HAV vaccine or IG

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6
Q

tx of toxoplasmosis in HIV

A

pyrimethamine and sulfadiazine

- alternate for sulfa - clinda, atovaquone, azithro

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7
Q

prevent BM suppression in pyrimethamine use

A

leucovorin - reduced folic acid that bypasses blocked enzyme

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8
Q

bugs in nec fasciitis

A

typically polymicrobial

  • cover aerobic, anaerobic, strep
  • surgical emergency
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