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MICROBIOLOGÍA > Helicobacter > Flashcards

Helicobacter Flashcards

1
Q

bacilos espirales gramnegativos móviles, el humano es su único reservorio, colonizan el estómago y pueden causar una colonización crónica

A

Helicobacter

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2
Q

Producción que es bloqueada o neutralizada por bacilos espirales gramnegativos

A

Producción de ácido gástrico

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3
Q

Prueba no invasiva para diagnosticar Helicobacter

A

Prueba de aliento Ureasa

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4
Q

Ureasa

A

Hidroliza la urea, CO2 con radio isótopos

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5
Q

Infecciones por Helicobacter son factor de riesgo para:

A

Gastritis, úlceras gastricas, adenocarcinoma gástrico, linfomas tipo MALT

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6
Q

Helicobacter es un factor protector para

A

RGE y adenocarcinoma esofágico

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7
Q

V/F: bacilos espirales gramnegativos que colonizan el estómago, forman un microambiente más básico para protegerse de la acidez

A

Verdadero

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8
Q

Si hay inflamación de la mucosa gastrica se pueden causar:

A

Metaplasias, displasias….

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9
Q

Factores de riesgo para infecciones por Helicobacter

A

Obesidad, alcohol, tabaco, estrés

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MICROBIOLOGÍA (28 decks)

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