staphilo Flashcards

1
Q

generos staph.

A

s. aureus piel
s.epidermis piel
s. saprophyticus ITU
s.lugdunensis

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2
Q

gram staph.

A

gram +

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3
Q

forma staph

A

cocos en racimo

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4
Q

bioquimica staph

A

catalasa +
oxidasa -

coagulasa + (aureus)
coagulasa - (demas)

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5
Q

diagnostico staph

A

gram + catalasa + oxidasa -
coagulasa + o -
cultivo: manitol salado o agas sangre(beta hemolisis solo s. aureus)

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6
Q

epidiemiologia staph

A

piel y cuando se rompue una barrera o ID entran

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7
Q

patogenicidad staph

A

proteina A- contra iGG
clumping factor- forma coagulos
acidos teicoicos-shock septico
muchos serotipos
peptidoglucano- atrae leucocitos
coagulasas- favorece coagulacion
beta lactamasas-contra antibioticos beta lactamicos

toxicos: TSS1- shock toxico
leucocidins de pantom valentine- necrosis necrosante
enterotoxinas: intox alimentaria (gastrreonteritis)
exfoliativa: sindrome de la piel escaldada

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8
Q

cuadros clinicos staph

A

supurativos:
foliculitis
neumonia necrosante
atrax
golondringo
orzuelo
shock septico
mastitis
absceso de brodie en huesos largos : osteomielitis

toxicos:
gastreonteritis
sindrome de la piel escaldada
shock toxico

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9
Q

tratamiento antibiotico staph

A

beta-lactamico: cloxaciclina
resistente a BL: vancomicina, linezolid y daptomicina.

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10
Q

02 staph

A

anaerobio facultativo

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