E. coli/ EPEC Flashcards

1
Q

EPEC (significado)

A

E. coli enteropatogenica

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2
Q

Importante causa de diarreia….

A

Diarreia infantil em paises em desenvolvimento.

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3
Q

Causam uma lesao histopatologica caracteristica

A

Attaching effacing (A/E), apos aderirem e destruirem as vilosidades das celulas epiteliais.

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4
Q

A/E attaching and effacing causa…

A

As microvilosidades sao perdidas e a membrana celular subjacente e elevada p/ formacao de um pedestal q pode estender-se em direcao ao meio exterior.

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5
Q

A capacidade de induzir a A/E e codificada por…

A

Codificada por genes em uma ilha de patogenicidade.

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6
Q

Dose infecciosa

A

10 elevado a 8 organismo

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7
Q

Morfologia

A

Bastonete Gram negativa
Anaerobio facultativo
Movel

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8
Q

Mecanismos fisiopatologicos

A

lesao as microvilosidades sem produzir toxima

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9
Q

SC

A

diarreia aquosa contendo muco, mas nao sangue

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10
Q

Virulencia

A

nao toxigenica , adere e causa danos as microvilosidades similares a cerdas de escovas

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