Urinary Tract Infections Flashcards

1
Q

Principal diferencia entre los signos clínicos de cistitis y pielonefritis

A

Cistitis: sin fiebre
Pielonefritis: con fiebre

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2
Q

Cuáles son los patogenos más comunes que causan UTIs?

A

SEEK PP = S - S. saprophyticus, E - E. coli, E - Enterococcus, K - Klebsiella, P - Proteus, P - Pseudomonas are the bacteria commonly associated with UTIs.

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3
Q

Patógeno UTIs más común

A

E. coli uropatógena

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4
Q

Principal mecanismo de patogenicidad de la E.coli uropatógena

A

Pilis

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5
Q

Vías de contagio UTIs

A
  • Ascendente/retrógrada
  • Hematógena (S. saproph)
  • Inoculación difrecta (trauma)
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6
Q

Gold standard dx for UTIs

A

10 5 same pathogen in 2 cultures

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7
Q

De dónde salen los nitritos de la orina

A

Las bacterias producen los nitratos (desechos naturales) en nitritos, fisiológicamente no se encuentran en la orina

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8
Q

Patógeno UTIs que aumenta el pH de la orina

A

Staphylococcus saprophiticus

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9
Q

Estudio de imagen indicado para el dx de pielonefritis

A

Uretro sistograma miccional (con contraste)

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10
Q

Cuatro componentes de una UTI bacteriana (orina)

A
  • Leucocitos
  • Nitritos
  • Esterasas (las producen los leucocitos)
  • Bacterias
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11
Q

Cantidades de bacterias por método dx (todos son urocultivos)

A
  1. 10 5 clean catch
  2. 5 x 10 5 catheter
  3. ANY on suprapubic
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