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PIA - Microbiología > Shigella flexneri > Flashcards

Shigella flexneri Flashcards

1
Q

Patologías

A

Shigelosis (infección gastrointestinal que provoca diarrea acuosa mezclada con sangre y moco)

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2
Q

Morfología

A

Bacilo
Gram-negativo
Anaerobio facultativo

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3
Q

Periodo de incubación

A

1 a 3 días

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4
Q

Sitio de infección

A

Intestino delgado (epitelio colónico)

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5
Q

Patogenia

A

Invasión de células (fagocitosis activada)
Escape de vacuola
Multiplicación y diseminación
Pasa a las células adyacentes
Microabscesos desencadenan necrosis, ulceración y hemorragia

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6
Q

Sintomatología

A

Dolor abdominal, fiebre y diarrea líquida
Poco después aumentan las deposiciones y aparecen con moco y sangre

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7
Q

Diagnóstico

A

Muestras fecales (leucocitos), serología y pruebas de ácido nucleico

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8
Q

Tratamiento

A

Ciprofloxacina, ampicilina, doxiciclina y trimetoprim-sulfametoxazol

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9
Q

Prevención y control

A

Control sanitario de agua y alimentos
Aislamiento de pacientes y desinfección
Tratamiento de individuos infectados

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10
Q

Transmisión

A

Fecal - oral

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PIA - Microbiología (4 decks)

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