Protozoarios intestinales - Giardia lamblia Flashcards

1
Q

Tiene forma de:

A

pera invertida/lágrima/gota

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2
Q

Es una célula con __ núcleos

A

2

(binucleada)

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3
Q

Tiene _________ que facilitan su movimiento

A

flagelos

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4
Q

Tiene una _______ central que _________

A

ventosa central

succiona (permite unión a las vellosidades del tracto GI)

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5
Q

¿Produce destrucción tisular o necrosis?

A

No

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6
Q

Mecanismo de transmisión:

A

Fecal-oral (ingesta de quistes)

Resiste a cloración del agua (ALBERCAS)

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7
Q

¿Qué ocurre una vez que ingerimos el quiste?

A

El ácido estomacal rompe el quiste y permite invasión de duodeno y yeyuno

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8
Q

Este parásito permanece únicamente en los

A

intestinos

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9
Q

El 50% de lo portadores son:

A

asintomáticos

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10
Q

Portadores sintomáticos presentan:

A
  • Dolor abdominal
  • Flatulencias
  • Esteatorrea maloliente (pérdida de grasas por las heces)
  • NO SANGRE (no destruye tejido)
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11
Q

Dx:

A
  • Búsqueda de quistes y trofozoítos en heces
  • Aspirados duodenales
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12
Q

Tx:

A

antiparasitario (Metronidazol)

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