Haemophilus Ducreyi Flashcards

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1
Q

morphologie

A

Bacille a gram -
Bacteries en forme de batonnet

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2
Q

epidemologie

A

stricte de l’homme , repandie mondialement , transmission venerienne
endemique dans certains region

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3
Q

Pouvoir pathogene

A

chancre mou
adenopathie satellite

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4
Q

Diagnostic bactériologique

A

essentiellement clinique car le diagnostique biologique est difficile
*prelevement :par serosité de chancre mou ou pus de l’adenopathie
*examen microscopique : montre des coccobacille en chainettes ou en banc de poissan dans 70% des cas
*Isolement et identification : difficiles et reserver au lab specialisés

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5
Q

Traitement

A

Resistance naturelle aux aminopenicillines par production de B lactamate
ATB :- cotrimoxazole , Macrolides , cycline
Association de peninciline A inhibiteur de Betalactamate est active

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6
Q

Prevention

A

_Pas de vaccin
_Education et sensibilisation
_chercher chez le partenaire

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