Clostridium Flashcards
infant botulism aka
floppy baby syndrome
result of c. perfringens on reverse camp test
positve
arrow head hemolysis
most potent
c. botulinum
naegler positive
perfringens and sordeilli
histotoxic
tissue
c. perfringens
c. septicum
enteric
intestines
c. dificille
atypical
with capsule
non motile
c. perfringens
lecithinase test is due to
alpha toxin
lecithinase c
phospholipase c
myonecrosis
gas gangrene
necrotic enteritis aka
pig-bel disease (type C)
odorous because of sulfur
growth of c. perfringens on bap
target of double zone of hemolysis
nagler test aka
c. perfringens
lecithinase test
c. perfringens was formerly
c. welchii
source of c. perfringens
wound contamination with soil
associated with pseudomembranous colitis (mucoid diarrhea)
c. difficile
neurotoxic
neurons
c. tetani
c. botulinum
diseases of c. perfringens
gas gangrene
food poisoning
necrotic enteritis
result of neomycin egg yolk
+ opalescence on agar WITHOUT anti toxin
- no opalescence on agar WITH anti toxin
tack head bacillus
c. tetani
food poisoning of c. perfringens
enterotoxin
porphyromonas, p. anerobius
(KVC) anaerobes
RSR
specimen for c. defficile
rectal swab or stool
most severe cause of food poisoning
c. botulinum
prevotella
(KVC) anarobes
RRS
grown in gut and honey bee
infant botulism
fxn of c. botulinum on acetylcholine
mediator for muscle contraction
spore formation of c. tetani
terminal
indicator for anaerobes (thioglycolate)
resazurin
virulence for c. tetani
exotoxin (tetanolysin and tetanospasmin)
box car shaped bacillus
c. perfringens
c. sordeilli result for thioglycolate
nagler positive
swarm with serpentine edged colonies
c. difficile can be activated by
clindamycin
spore on wound (c. botulinum)
wound botulism
tetani and septicum result on thioglycolate
swarm
c. terani inhibit
neurons in cns
SPASTIC PARALYSIS
chopped meat on c. perfringens
growth + gas
turbidity + bubbles
direct detection of toxin (stool) for c. defficile
EIA: cytotoxin assay
odor of ccfa
yellow horse manure
anaerobic bact. is catalase
neg
collection of anaerobic bact
needle aspiration
reduced media for anerobes
schaedler media
bacteroides bile esculin
LKVBA for anaerobes
laked kanamycin vancomycin bap
B. fragilis (KVC) anaerobe
RRR
potent to be used if it has red color
thioglycollate, lombard and dowell agar
indicator for gas pak
methylene blue
becomes colorless
cooked/chopped meat medium sealed with ______ for anaerobiosis
petrolatum
fusobaterium, b. ureolyticus, veilonella (KVC) anaerobes
SRS
clostridium, g+ cocci
(KVC) anaerobes
SSR
brick red fluorescene
prevotella
porphyromona
red fluorescence
veilonella
pitting of agar
b. ureolyticus
double zone of hemolysis
c. perfringens
swarming
c. tetani
molar tooth colony
sulfur granules
actinomyces israelli
breadcrumb colony
f. nucleatum
horse odor (ccfa)
c. difficile
c. tetani binds to
ganglioside receptors
methods to promote anaerobiosis
gas pak jar mcintosh brewer torbal meat medium anaerobic glove box and chamber pras thioglycolate
3 types of clostridium
neurotoxic
histotoxic
enteric
c. botulinum blocks release of
acetylcholine
FLACID PARALYSIS
c. perfringens is a spore former?
no
diseases of c. botulinum
wound botulism
infant botulism
culture for c. defficile
CCFA
Cycloserine cefoxitin fructose agar
habitat
human and animal
virulence for c. botilinum
toxin heat labile
basis for diagnosis for c. tetani
clinical findings
saccarolytic except?
c. tetani
c. septicum
colon flora
c. difficile
causes lock jaw
risus sardonicus
opisthotonus
c. tetani
c. botulinum aka
canned good bacillus
selective test for c. perfringens
egg yolk agar + neomycin = mc clung or neomycin egg yolk