Yersinia Flashcards

1
Q

Morfología de yersenia

A

Bacilos gram negativos
Anaeróbicos facultativos
No microbiota

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2
Q

Factores de patogenicidad de yersenia

A

Inducen la apoptosis de los fagocitos
Poseen cápsula antifagocitica

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3
Q

Especies de la yersenia

A

Y. Enterocolitica
Y. Pestis
Y. Pseudotuberculosis (MUY RARA)

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4
Q

Características de y. Pestis

A

Zoonosis transmitida por pulgas
Peste bubónica 95%
Peste septicemica
Lesiones inguinales
Todavía existe la peste negra aunque casi no se ve

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5
Q

Característica de y. Enterocolitica

A

Enterocolitis del íleon terminal
Diarrea, fiebre y dolor abdominal
Pseudoapendicitis

Consumo de carne, leche o agua contaminada por cerdos, ganado y conejos

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6
Q

Mortalidad de y Pestis sin tratamiento

A

Bubónica 50%
Neumonica 90% persona a persona
Septicemica 100%

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