Listeria Flashcards

1
Q

Diagnóstico de Listeria

A

Muestra LCR, sangre y heces

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2
Q

Epidemiologia de listeria

A

Ovejas son portadoras, aves y peces (intestino)
Carne de pavo contaminada y alimentos no cocinados

Inmunocomprometidos son los más expuestos

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3
Q

Listeria monocitogenes atraviesa placenta.?

A

Si

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4
Q

Cultivo de Listeria

A

Agar tripticasa Soya

Agar Columbia

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5
Q

Bacilo Gram+,no esporulado, B hemolitico, Motil, catalasa+, anaerobio facultativo posee 1-5 flagelos, CAMP+

A

Listeria

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6
Q

Cuadro clínico de listeria monocitogenes en inmunocomprometidos

A

Infección gastrointestinal y uterina

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7
Q

Cuadro clínico de Listeria en mujeres embarazadas

A

Granulomatosis infantiseptica y meningoencefalitis

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8
Q

Características del cultivo para listeria

A

Refrigeración a bajas temperaturas

2 a 3 días

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9
Q

Factores de virulencia

A

Internalina
Ácido teicoico
Glicérido

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10
Q

Listeria puede crecer en altas concentraciones de sal?

A

Verdadero

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11
Q

De acuerdo a su patogenicidad, L. Monocytogenes altera el metabolismo de la ________ .

A

Actina

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