Streptococcus spp Flashcards

1
Q

Características microbiológicas

A

Catalasa -
anaerobios
Sensibilidad a optoquina: S. neumoniae
Resistente a optoquina: S. pyogenes
Sensibilidad a bacitracina: S. viridans
Resistente a bacitracina: S. agalactie

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2
Q

S. pyogenes

A

GAS
𝞫 hemolisis
patogenicidad:
Proteinas M y F
Adhesinas
Invasinas

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3
Q

S. pyogenes enfermedades

A

faringitis bacteriana
escarlatina (lengua de fresa)
impetigo
celulitis
erisipelas
fascitis necrosante (come carne)
choque

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4
Q

S. agalactie

A

GBS
𝞫 hemolisis
Capsula de polisacaridos
Colonizan GI y GU

Septicemia neonatal, parto prematura, septicemia puerperal

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5
Q

S. viridans

A

𝞪 hemolisis

endocarditis por procedimientos dentales
cadenas largas
microbiota de GI y GU

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6
Q

S. neumoniae

A

𝞪 hemolisis
capsula
adhesinas

neumonia laboral
otitis
sinusitis
meningitis
bacteriemias

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