enterobacterias Flashcards

1
Q

v/f parte de flora natural humana

A

v

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2
Q
A
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3
Q

v/f infecciones enterobacteria se pueden dar x reservorio animal portador humano, diseminacion endogena

A

v

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4
Q

principal antigeno en pared celular

A

lipopolisacarido lps

oca

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5
Q

clasificacion serologica enterobacterias

A

3 antigenos

polisacarido o

antigeno k

proteina H

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6
Q

factores de virulencia

A

endotoxina

lipido A lipopolisacarido

capsula q protege de fagocitosis

variacion fase antigenica

secrecion III

secuestro factores crecimiento

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7
Q

caracterisiticas enterobacterias

gram
o2
oxidasa
catalasa
microscopio

A

negativos
anaerobios facultativos

oxidasa negativos
catalasa positivos
bastones

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8
Q

que e.coli produce diarrea del viajero

A

e. coli enterotoxigenica

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9
Q

enfermedades e. coli

A

gastroenteritis
colitis hemorragica
sindrome hemolitico uremico

extraintestinales : meningitis neonatal, infecciones urinarias e intraabdominales

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10
Q

diagnostico e. coli

A

amplificacion AN multiples para patogenos entericos

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11
Q

especies de klebsiella

A

pneumoniae y oxytoca

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12
Q

diagnostico klebsiella

A

prueba naat

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13
Q

tx klebsiella

A

cefalosporinas

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14
Q

2 tipos de salmonella

A

enterica y bongori

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15
Q

enfermedades salmonella

A

enteritis diarrea c/s sangre

fiebre enterica, tifoidea, paratifoidea

bacteriemia

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16
Q

diagnostico y tx salmonella

A

naat y fluoroquinolonas, trimetropina, cefalosporinas

17
Q

unico reservorio para shigella

18
Q

enfermedades shigella

A

shigelosis, disentería

19
Q

tx y diagnostico shigella

A

naat, fluoroquinolona y trimetroprima

20
Q

peste bubonica

A

yersenia pestis

21
Q

enfermedades yersinia

A

pestes, gastroenteritis, sepsis

22
Q

diagnostico y tx yersinia

A

naat, estreptomicina, tetraciclinas

23
Q

serotio de e. coli que produce toxina shiga

24
Q

especies de salmonella

A

enterica y bongori

25
como son las colonias de klebsiella peneumoniae en mcconkey
cremosas
26
que hace la toxina shiga
interrumpe sintesis de proteinas
27
prueba de lab que permite dar mejor tx c antibioticos
antibiograma
28