Unidad 5 Flashcards

1
Q

Características de las colonias de estafilococo, excepto:

A

Umbilicadas

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2
Q

Tratamiento de elección para estafilococo

A

Vancomicina

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3
Q

Qué forman los estafilococos

A

Racimos

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4
Q

Microorganismo gram+, tiene 45 especies y 24 subespecies, crecen en presencia de sal

A

Staphylococcus

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5
Q

Staphylococcus que coloniza las narinas anteriores:

A

Staphylococcus aureus

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6
Q

Staphylococcus virulento y peligroso

A

aureus

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7
Q

Los estafilococos son resistentes a:

A

Meticilina (SARM)

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8
Q

Los estafilococos son positivos a:

A

Catalasa y coagulasa

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9
Q

De qué se conforma el peptidoglicano:

A

de 10 a 12 subunidades con ácido N-acerilimuránico y N-acetilglucosamina

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10
Q

Proteína de adherencia de staphylococcus

A

MASC/MSCRAMM

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11
Q

Tipo de diseminación de staphylococcus

A
  • Persona-persona
  • Fómites
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12
Q

Personas con mayor riesgo

A

Lactantes, pesonas con mala higiene, mujeres menstruando, px con catéteres
intravasculares y con déficit en la función pulmonar

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13
Q

Tipos de enfermedades ocasionadas por S. Aureus

A
  • Por toxinas
  • Supurativas
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14
Q

Enfermedades supurativas

A

● Impétigo
● Foliculitis
● Forúnculos
● Ántrax
● Bacteriemia y endocarditis
● Neumonía y empiema
● Osteomielitis
● Artritis sépticas

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15
Q

Enfermedades por toxinas

A

● Sx de la piel escaldada
● Intoxicación alimentaria
● Shock tóxico

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16
Q

Agar para identificar Staphylococcus

A

Sal y manitol

17
Q

Tratamiento empírico para Staphylococcus

A

antibióticos activos frente a cepas SARM

18
Q

Tratamiento oral S.

A

● Trimetoprima-sulfametoxazol
● Doxiciclina o minociclina
● Clindamicina o linezolid

19
Q

Tratamiento intravenoso S.

A

Vancomicina