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pirotte Path
bugs!
154
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11/14/2005

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Term
GS staph
Definition
pos
Term
staph to nasal cells
Definition
teichoic acid
Term
how can staph adhere to traumatized endo
Definition
fibrinogen, fibronectin, thrombospondin, laminin, c iv
Term
diamino of staph ps
Definition
l-lys
Term
what does staph prot a do?
Definition
binds Fc, complement, antiphagocytic
Term
enzymes of staph
Definition
coag, lip, hyal, staphylokinase, nuc, catalase, clumping factor
Term
cytolitic staph toxins
Definition
a, b, g, d, leuk (greeks)
Term
staph superantigens
Definition
a, b, c1, c2, d, e, enterotoxin f
Term
DNA of eta
Definition
chrom
Term
dna of etb
Definition
plasmid
Term
eta thermo...
Definition
stable
Term
etb thermo...
Definition
labile
Term
edta eta
Definition
inact
Term
edta etb
Definition
stable
Term
sa ferments...
Definition
glu, man
Term
teichoic acid of coag neg staph
Definition
glycerol
Term
abx for staph
Definition
naf, oxa, dicloxa / e,v + clinda / MRSA vanco, bactrim + rif/gent
Term
what abx is not for MRSA?
Definition
ceph
Term
meth resist gene
Definition
mecA
Term
pcn reisit gene for sa
Definition
blaz
Term
resistance island for sa
Definition
SCCmec
Term
what does blaZ encode?
Definition
b-lactamase
Term
what does leukocidin do?
Definition
pore-forming cytotoxin
Term
dna of leukocidin
Definition
temperate phage
Term
staph cat?
Definition
pos
Term
staph aerobe/anaerobe?
Definition
aerobe
Term
how do staph live?
Definition
in clumps
Term
strep cat?
Definition
neg
Term
how do strep live?
Definition
pairs/chains
Term
strep aerobe/anaerobe?
Definition
prefer co2
Term
what causes scarlet fever?
Definition
sequella of strep pharyngitis, caused by exotoxin
Term
toxin for TSLS?
Definition
SPE
Term
mech of SPE?
Definition
superant
Term
cardiac histo in rh fever?
Definition
aschoff
Term
what is deposited in glomeruli in acute post-strep glomerulonephritis?
Definition
ab+ag+c'
Term
s. pyo vF?
Definition
PS, lipoteichoic, lysins, streptokinase, hyaluronidase, nuclease, c5a peptidase, M, SPE
Term
s. pyo: fxn of protein F?
Definition
bind fibronectin in epithelials
Term
s. pyo: fxn of M protein?
Definition
bind epidermal cells
Term
2 ways M protein is VF
Definition
antiphag, xC3b
Term
abx for s. pyo
Definition
CN, ceph, emycin
Term
group of strep agalactiae
Definition
b
Term
dz of s. agal
Definition
neonatal pneumo, wound, endocard
Term
abx for s. agal
Definition
cn + genta, emycin, clinda
Term
hemolysis of viridans?
Definition
a/g
Term
hemolysis of entero
Definition
a/b/g
Term
group of entero
Definition
d
Term
what does entero do to bile
Definition
hydrolyze
Term
entero pyr
Definition
pos
Term
dz of entero
Definition
uti, wound, sep, endocarditis
Term
virulence factors of entero
Definition
agg, adhesins, cytolysin, pheromone, gelatinase
Term
entero: van a
Definition
plasmid, hi resist
Term
entero: van b
Definition
chrom, hi/lo resist
Term
entero: van c
Definition
intrisic, intermediate resist
Term
what drugs don't work on entero?
Definition
ceph, bact, aminoglycosides
Term
e. faecalis and cn?
Definition
suscept
Term
e. faecium and cn?
Definition
resist
Term
rx for entero
Definition
amp+aminoglycoside
Term
drug for VRE?
Definition
oxazolidinone
Term
major VF for s. pneumoniae ?
Definition
capsule prevents C3b fxn in alt path
Term
what other capsules does s. pneumoniae cross react with
Definition
GBS, e. coli, hi
Term
s. pneumoniae: what does pneumolysin do?
Definition
damages ciliated cells, activates classical complement
Term
s. pneumoniae: what does phosphorylcholine do?
Definition
binds PAF R
Term
s. pneumoniae: what does TA/PG do?
Definition
activates complement by alt path
Term
hemolyisis of s. pneumo?
Definition
a
Term
how does s. pneumo grow?
Definition
diplo
Term
gs of s. pneumo?
Definition
pos
Term
what does optochin do to s. pneumo ?
Definition
inhibit
Term
s. pneumo in bile?
Definition
soluble
Term
RF for s. pneumo pneumonia?
Definition
EtOH, DM, lung/renal dz, malig
Term
alveolar fluid thingy for s. pneumo
Definition
"rusty sputum"
Term
3 biggies for s. pneumo dx
Definition
optochin sens, a hemo, liquefied by bile
Term
abx for s. pneumo
Definition
PCN (some resist), ceph, emycin (other macs), fluoroquinolones(floxacin)
Term
gs of neisseria
Definition
neg
Term
shape of neisseria
Definition
cocci "kidney bean"
Term
n. gon/n. men blood
Definition
neg pos
Term
n. gon/n. men oxidase
Definition
pos pos
Term
n. gon/n. men glucose
Definition
pos pos
Term
n. gon/n. men sucrose
Definition
neg neg
Term
n. gon/n. men maltose
Definition
neg pos
Term
n. gon/n. men lactose
Definition
neg neg
Term
cultural char of neisseria
Definition
Co2, chocolate agar, OXIDASE+
Term
antigens of n. meningitidis
Definition
PS, proteins, LPS
Term
VF of n. meningitidis
Definition
pili, ps, lps
Term
how does n. meningitidis get to the submucosa?
Definition
transverses cell in vesicle
Term
char of meningococcemia
Definition
shock, hemm, purpura, destruction of adrenals
Term
abx for n. meningitidis ?
Definition
pcn, ceph, chloramphenicol
Term
prophylaxis for n. meningitidis ?
Definition
household - rif, cipro
Term
antigens of n. gonnorhoaea ?
Definition
pili, OMPI, opa
Term
n. gonnorhoaea : what does OMP I do?
Definition
pores, prevents PMN degran, fac invasion, resists complement
Term
why is opa so named?
Definition
adherence --> opacity
Term
discuss genetic var of pili in n. gonnorhoaea
Definition
pilS to pilE, recomb with xformed DNA from other species
Term
discuss gen var of Opa in n. gonnorhoaea
Definition
11 genes, switch on/off by frameshifting by varrying 5nt repeats
Term
discuss gen var of LOS in n. gonnorhoaea
Definition
can be sialated --> resist complement
Term
cultural char of n. gonnorhoaea
Definition
chocolate agar (fastidious) and enhanced co2
Term
two ligands for n. gonnorhoaea attachment
Definition
pili, opa
Term
where do n. gonnorhoaea pili attach
Definition
ure, vag, fallo, sperm, neutros
Term
where do n. gonnorhoaea opa attach
Definition
cerv, ure, other ng
Term
what does OMPI do in n. gonnorhoaea
Definition
invasion
Term
how does n. gonnorhoaea get to the prostate, epididymus, paracervical glands?
Definition
directly
Term
how does n. gonnorhoaea get to fallopian tubes?
Definition
sperm?
Term
6 ways n. gonnorhoaea resist immunity
Definition
ant var, opa/pilli resist phag, neutrophil lactoferring binding, iga1 protease, LOS sialation, bind Ab to rmp
Term
sense of GS for n. gonnorhoaea
Definition
men: 95, women: 50-70
Term
special medium for n. gonnorhoaea
Definition
Martin-Lewis
Term
abx for n. gonnorhoaea
Definition
ceftriaxone, cefixime, cipro, oflox, levoflox, gatiflox + azith or doxy
Term
2 types of PCN resistance in n. gonnorhoaea
Definition
dec affinity for PBP, plamid conferring b-lactamase (PPNG)
Term
gs/shape of haemophilus?
Definition
- coccobacilli
Term
what causes brazilian purpuritic fever?
Definition
hi aegyptius
Term
antigens of h.flu?
Definition
PS, pili, HMW1, HMW2, endotoxin
Term
major virulence factor for h.flu?
Definition
type b PS = PRP
Term
culture requirements for h.flu?
Definition
x, v, chocolate agar
Term
why can h.flu grow around sa?
Definition
supplies V
Term
what is V?
Definition
NAD
Term
what are the major clinc char of h.flu b under 2 years of age?
Definition
meningitis, septicemia, cellulits
Term
what are the major clinc char of h.flu b 2-5 years of age?
Definition
epiglottitis, pneumonia
Term
how do you prophylax h.flu households?
Definition
rifampicin for under 4
Term
what dz do unencapsulated h.flu cause?
Definition
sinusitis, OM, exacerbate bronchitis
Term
how does h.flu get across cells?
Definition
transcytose
Term
conjunctivitis --> fever, p/p, shock
Definition
brazilian purpuric fever
Term
what does type "b" h.flu refer to?
Definition
PS capsule
Term
abx for h.flu
Definition
amp, ceph, tet, macro, fluoro, bactrim
Term
resistance profile of h.flu?
Definition
25-50% are ampR due to b-lactamase
Term
other haemophilus of conjunctivits?
Definition
aegyptius
Term
other haemophilus of endocard?
Definition
aphrophilus, parainf
Term
other haemophilus of chancroid?
Definition
ducreyi
Term
which haemophilus grows in co2?
Definition
aphrophilus (think endocarditis)
Term
gs/shape of bordetella?
Definition
small, -, coccobacilli
Term
what does B. parapertussis cause?
Definition
mild pertussis
Term
adhesins of B. pertussis?
Definition
pertactin, Fha, pili
Term
where is Fha?
Definition
B. pertussis
Term
where is pertactin?
Definition
B. pertussis
Term
what does Fha do?
Definition
binds to integrins on resp cells, bind CR3 along with pertactin
Term
what does CR3 do?
Definition
macrophage receptor that promotes phag w/o resp burst
Term
what does Pertussis toxin A do?
Definition
ribosylates a ADP-Gprot to prevent inact, inc secretions and mucous, promote lymphocytosis
Term
what does Pertussis toxin B do?
Definition
binds resp cells and phags
Term
where is adenylate cyclase toxin?
Definition
B. pertussis
Term
what does adenylate cylcase toxin do?
Definition
inc cAMP, dec chemotaxis and superoxide production B. pertussis
Term
where is tracheal cytotoxin?
Definition
B. pertussis
Term
what does trachael cytotoxin do?
Definition
piece of pg causes extrusion of ciliated resp cells in B. pertussis
Term
where is dermonecrotic toxin?
Definition
B. pertussis
Term
culture for B. pertussis?
Definition
charcoal blood
Term
what does bvg do?
Definition
regulates Pt, ACT, Fha, pili, dermonecrotic tox
Term
parts of bvg?
Definition
S=sensor, A=DNA binder (B. pertussis)
Term
what characterizes the catarrhal stage of B. pertussis infection?
Definition
rhinorhea, fever, sneezing, anorexia
Term
abx for B. pertussis?
Definition
emycin
Term
gs/shape of legionella?
Definition
- rod
Term
special stain for legionella?
Definition
Dieterle's
Term
how do legionella get energy?
Definition
from aas
Term
catalase state of legionella?
Definition
+
Term
where do legionella replicate?
Definition
amoebas
Term
how does legionella get into phags?
Definition
OMP binds C3b --> CR3
Term
how does legionella kill cells?
Definition
lysis of vacuole
Term
what is required for legionella immunity?
Definition
sensitized T-cells
Term
special media for legionella?
Definition
BYCE
Term
abx for legionella?
Definition
macrolides, fluoroquinolones (floxacins)
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