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44 Cards in this Set
- Front
- Back
gram + cocci
catalase + coagulase + |
s. aureus
treat pneumonia, skin abscess and organ abscess with oxacillin, nafcillin and dicloxacillin MRSA- vanco |
|
gram + cocci
catalase + coagulase - novobiocin S |
s. epidermidis
causes prosthetic infections, IV catheter infections treat with vanco |
|
gram + cocci
catalase + coagulase - novobiocin R |
s. saprophyticus
UTI treat with cephalosporin or ampicillin-clavulinic acid |
|
gram + rod
spore forming obligate aerobe |
bacillus
anthracis- treat with ciprofloxacin or doxycycline cereus- food poisoning, no abx |
|
gram + rod
spore forming obligate anaerobe |
clostridium
tetani- treat with antitoxin and cillin botulinum- treat with antitoxin and penicillin perfringens- treat with surgery, penicillin difficile- treat with metronidazole or oral vanco |
|
gram + rod, club-shaped
|
corynebacterium
treat with penicillin or erythromycin + antitoxin |
|
gram + rod with tumbling motility
|
listeria
monocytogenes- ampicillin |
|
gram + branching rod
anaerobic not acid fast |
actinomyces
PCN |
|
gram + branching rod
aerobic acid fast |
nocardia (pulmonary infection)
sulfa |
|
gram + cocci
catalase - b hemolysis bacitracin R |
s. agalactiae
PCN |
|
gram + cocci
catalase - b hemolysis bacitracin S |
s. pyogenes
Pen G |
|
gram + cocci
catalase - a hemolysis optochin S |
s. pneumo
Pen G or erythromycin or ceftriaxone lancet shaped, encapsulated, rusty sputum in pnemonia |
|
gram + cocci
catalase - a hemolysis optochin R |
viridans strep
(mutans, sanguis) Pen G |
|
gram + cocci
catalase - y hemolysis |
enterococci-
-faecalis: ampicillin + AG, vanco; if resistant, use -pristine or daptomycin/linezolid -faecium: ampicillin + AG, vanco; if resistant, use daptomycin, linezolid strep bovis ampicillin + AG, vanco |
|
gram - cocci
glucose non-fermenter |
moraxella catarrhalis
pneumonia, esp in COPD macrolide OR amox+ clavulinic acid OR 3rd gen ceph |
|
gram - cocci
glucose fermenter maltose fermenter |
n. meningitidis
ceftriaxone or Pen G treat contacts with rifampin |
|
gram - cocci
glucose fermenter maltose non-fermenter |
n. gonorrhoae
ceftriaxone |
|
gram - coccoid rod
dog bite |
p. multocida
PCN or doxycycline |
|
gram - coccoid rod
rabbit, deer, tick |
f. tularnesis
gentamicin |
|
gram - coccoid rod
unpasteurized dairy |
brucella
doxycycline + AG |
|
gram - coccoid rod
grows on a charcoal agar with iron and cysteine, seen on silver stain |
Legionella
macrolide OR FQ |
|
gram - coccoid rod
grows on chocolate agar requires factors V and X |
h. flu
ceftriaxone |
|
gram - coccoid rod
grows on bordet- gengue medium |
b. pertussis
erythromycin |
|
gram - coccoid rod
cat scratch |
bartonella henslae
azithromycin |
|
gram - rod
lactose fermenter indole + grows pink colonies on MacConkey's agar blue black colonies on EMB agar with metallic sheen |
e. coli
cephalosporin OR AG OR TMP-SMX OR FQ |
|
gram - rod
lactose fermenter mucoid colonies caused by abundant polysaccharide capsule |
Klebsiella
3rd gen cephalosporin |
|
gram - rod
lactose non-fermenter oxidase - urease - nonmotile causes a water diarrhea, then bloody diarrhea moves through cells with actin polymerization |
shigella
azithromycin or FQ |
|
gram - rod
lactose non-fermenter oxidase - urease - H2S + motile |
salmonella
no abx- prolongs illness |
|
gram - rod
oxidase - urease - comes from pet feces (puppies!) or contaminated milk or pork |
yersinia enterocolitica
no abx |
|
gram - rod
oxidase - urease - prairie dogs |
yersinia pestis
streptomycin or gentamycin |
|
gram - rod
oxidase - urease + motile |
proteus mirabilis
AMP TMP-SMX |
|
gram - rod
oxidase + |
p. aeruginosa
AG + extended spectrum penicllin |
|
gram - rod
strict anaerobe |
b. fragilis
metronidazole OR clindamycin |
|
gram - curved rod
grows at 42* C |
campylobacter jejunia
FQ |
|
gram - curved rod
urease + |
h. pylori
triple therapy PPI clarithromycin metronidazole or amoxicillin |
|
gram - curved rod (comma-shaped)
grows in an alkaline agar |
v. cholera
doxycycline |
|
acid fast
thin rod obligate aerobe non motile |
mycobacterium tb
streptomycin rifampin isoniazid pyrasinamide ethambutol (leprae- treat with oral dapsone; MAC prophylax with azithromycin, treat with clarithromycin or rifampin; kansasii treat with isoniazid, rifampin, ethambutol) |
|
non-staining obligate intracellular with intracytoplasmic inclusions
|
chlamydia
azithromycin doxycycline |
|
non-staining obligate intracellular with no intracyplasmic inclusions
|
rickettsia (incl coxiella)
doxycycline |
|
non-staining facultatively intracellular organism
|
m. pneumonia
tetracycline or erythromycin |
|
pleomorphic gram-variable
clue cells |
gardnerella vaginalis
metronidazole |
|
spirochete
microaerophilic giemsa and silver stain |
borrelia burgdorferi
early- doxycycline late- ceftriaxone |
|
spirochete
micoraerophilic sensitive to increased temperature |
t. pallidum
pen G |
|
spirochete
aerobic question-mark shaped found in water with animal urine |
leptospira interogans
pen G |