Helicobacter Pylori Flashcards

1
Q

Tipo de bacteria que es (4)

A

Bacilo Gram negativo
Curvo
Muy móvil
Flagelado

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2
Q

Factor de virulencia

A

Ureasa
Toxina VacA

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3
Q

Enfermedad que causa

A

Úlcera gástrica y duodenal
Cáncer gástrico

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4
Q

Función de la ureasa

A

Urea = amonio + CO2

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5
Q

Para que sirve el amonio

A

Neutraliza el ácido gástrico

Daña las células epiteliales, debilitando la mucosa, y haciendo que con ese ácido que queda se ocasionan úlceras

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6
Q

Para que sirve el CO2

A

Alcaliniza el ambiente

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7
Q

Qué se inhibe para que no haya ácido clorhídrico

A

Gastrina

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8
Q

Principales síntomas

A

Cómo así los atravesara un cuchillo

Dolor epigástrico, quemante y transfictivo

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9
Q

Tipos de úlceras

A

Gástrica y duodenal

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10
Q

Dolor durante el consumo de alimentos

A

Úlcera gástrica

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11
Q

Dolor dos a tres horas después de comer

A

Úlcera duodenal

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12
Q

Prueba no invasiva

A

Prueba de ureasa (aliento)

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13
Q

Prueba invasiva

A

ENDOSCOPIA

Biopsia gástrica

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14
Q

Tincion

A

Whartin Starry

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15
Q

Función toxina VacA

A

Induce apoptosis de la mucosa

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