ID cases Flashcards
leading cause of acute otitis media is viral or bacterial
viral
how to differentiate b/w staph & strept?
catalase test
how to tx fungal otitis externa
azole
how to tx bacterial otitis externa
neomycin/polymyxin B, hydrocortisol
how to tx chronic/recurrent swimmers ear
isopropyl alcohol/white vinegar
how to tx pseudomonas aerogenes?
fluoroquinolones (IV)
what is optochin sensitive?
S. pneumonia
what is bacitracin sensitive?
S. pyogenes
what is the gold standard for dx of strep?
throat culture
tx for strep?
PCN
how to tx salmonella?
NOT antibiotics
just supportive care
1st line tx of otitis media
amoxicillin
tx of recurrent or unresponsive otitis media
amoxicillin-clavulanate
tx acute otitis media with ____ and otitis media with effusion with______
Abx; watchful waiting
acute otitis media or OME: transudation of fluid w/ secondary infxn, potential for abscess
acute otitis media
OME (otitis media with effusion) must be dx’d with?
pneumotoscopy
OME is AKA?
serous otitis media
tx of GAS pharyngitis will reduce the chance of ____, but not _____
fever; post-streptococcal glomerulonephritis
which gr- rod causing diarrhea: no fever, no fecal leukocytes (2)
- ETEC
2. Vibrio cholerae
which gr- rod causing diarrhea: no fever, no fecal leukocytes, comma shaped with watery diarrhea
vibrio cholerae
which gr- rod causing diarrhea: fever, fecal leukocytes, non-lactose fermenter (2)
salmonella
shigella
which gr- rod causing diarrhea: fever, fecal leukocytes, comma or s-shaped
campylobacter jejuni
which gr- rod causing diarrhea: fever, fecal leukocytes, lactose fermenter
EHEC, EPEC
which E coli causes HUS and bloody diarrhea
EHEC
