E. Coli Flashcards

1
Q

Carácter generales de E. Coli

A
Anaerobio facultativo
Bacilo gram -
Móviles
Oxidasa -
Catalasa +
Lactasa +
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2
Q

Virulencia de E. Coli

A
LPS
Cápsula antifagocitica
Endotoxina (lípido A)
Cápsula antifagocitica 
Sideroforos
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3
Q

E. Coli Toxigenica, características

A

Toxina termolabil, LT-l

Incrementa secreción de Cl y Na

VOMITO

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4
Q

E. Coli Patogena, características

A

Adhesion a células epiteliales, destruccion de microvellosidades

FIEBRE Y VOMITO

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5
Q

E. Coli hemorragica, características

A

Serotipo O157:H7
Causa más frecuente de colitis hemorragica

Toxina Shiga

VOMITO

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6
Q

E. Coli principal en enfermedades infantiles

A

E. Coli patogena

FIEBRE Y VOMITO

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7
Q

E. Coli que afecta intestino grueso

A

E. Coli agregativa e Invasiva

sangre en heces

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8
Q

E. Coli que provoca diarrea acuosa

A

Toxigenica
Patogena
Agregativa

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9
Q

Forma de transmisión E. coli Patogena

A

Persona-persona

FIEBRE Y VOMITO

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10
Q

E. Coli que provoca Sx Uremico

A

E. Coli hemorragica

DIARREA SANGUINOLENTA
VOMITO
no hay fiebre alta

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11
Q

E. Coli que provoca diarrea acuosa con sangre

A

E.coli invasiva y agregativa

Presencia de sangre y leucocitos PMN en heces
FIEBRE

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12
Q

Transmisión de E. Coli Toxigenica

A

Por alimentos contaminados con heces

Cólicos, Vomito

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13
Q

Diagnóstico para E. Coli

A

Catalasa +
Oxidasa-
Lactasa+
Índol+

Agar McConkey
Agar Sangre

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