Clostridium difficile Flashcards

1
Q

Taxonomia

A

Clostridial, bacil gram positiu, anaerobi, mòbil, esporulat.

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2
Q

Font

A

Antroponosi. Forma part de la microbiota intestinal

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3
Q

Transmissió

A

4F

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4
Q

Prevenció

A

Evitar alterar la microbiota habitual, evitan l’ús perllongat de atb anaerobicides

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5
Q

Patogènia

A

Secreta una toxina A i B que provoquen una necrosis hemorràgica. L’efecte mas important es troba en el colon.

Microbiota habitual de pacients sans (3-8%) i hospitalitzats (20%).

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6
Q

Clínica

A

Diarrea típicament 5-10 dies després d’iniciar el ttx. Generalment aquosa però pot ser hemorràgica.

Pot generar una colitis pseudomembranosa, generant una colitis fulminant, dolor abdominal i perfusió intestinal.

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7
Q

Diagnosi

A

Test d’antigens en femta per detectar Ag GDH i les toxines. Si no es detecten toxines, realitzar PCR.

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8
Q

Tractament

A

Vancomicina oral

Recaigudes: fidoxomicina

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9
Q

Incidència

A
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