GASTRO Flashcards

1
Q

4 virus des gastros

A
  • rotavirus A
  • calicivirus
  • astrovirus
  • adénovirus entérique
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2
Q

Généralité rotavirus A

A
  • ARN double brin segmenté
  • 3 gp
  • 2 stéréotypes
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3
Q

Physiopath rotavirus

A
  • infection enterocytes matures de l’intestin grêle
  • diarrhée osmotique + sécrétoires
  • acuqision d’une protection particulière à chaque réinsertion
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4
Q

Clinque pour tous les virus de gastro

A
  • incubation 24h
  • diarrhée
    +/- vomissement, douleur abdo, fièvre
    ⚠️ risque de déshydratation
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5
Q

Diagnostic direct gastro

A
  • analyse des salles : enzymatique , bio ou PCR
  • caractérisation des souche
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6
Q

Generalité calicivirus

A
  • ARN simple brin positif
  • bcp de souche
  • vomissement
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7
Q

Généralité astrovirus

A
  • non enveloppé
  • ARN simple brin
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8
Q

Généralité adénovirus entérique

A
  • non enveloppe
  • ADN double brin
  • inf respi et conjonctivites
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