Meningitis Flashcards

1
Q

Indicación TAC en infección SNC

A
  • Compromiso de conciencia (glasgow <13 o caída 2 ptos)

- HTE o Triada de Cushing (bradicardia + HTA + taquipnea)

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2
Q

Exámenes a solicitar en PL

A

1) Citoquimico y recuento celular diferencial
2) Gram y cultivo
3) PCR
4) Muestra guardada congelada para ISP

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3
Q

Etiología meningitis bacteriana

A
RN = Listeria + SGB + E coli/BGN
>3m = Hib + Strepto pneumoniae + neisseria meningitidis
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4
Q

Clínica meningitis

A

Fiebre + cefalea + compromiso de conciencia

Signos meníngeos + llanto paradojal + irritabilidad + convulsiones + fontanelas abombadas + vómitos

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5
Q

Tratamiento meningitis

A

ENO

  • RN = ampicilina 400 mg/kg/d c/6hrs EV + cefotaxima 300 mg/kg/d c/6hrs EV
  • 1-3m = ceftriaxona 100 mg/kg/d c/12hrs EV + vancomicina 60 mg/kg/d ± ampicilina
  • > 3m = ceftriaxona + vanco

Duración = Neisseria meningitidis 7d + SGB, Steptopneumoniae y HiB 14d + BGN 21d + Listerai 28d

PCT o ibuprofeno
Si >1m añadir dexametasona

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6
Q

Dosis y utilidad corticoides en meningitis

A

Disminuye riesgo de sordera si causado por HiB
Debe iniciarse junto al atb
Dexametasona 0,15 mg/kg/dosis c/6h x4d

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7
Q

Etiología encefalitis viral

A

VHS1 > VHS2

VHS2 es más frec en RN y tiene más riesgo de recurrencia

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8
Q

Tratamiento encefalitis viral

A

Aciclovir dosis según edad

Solo disminuye letalidad si aplicado de forma precoz

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9
Q

Duración tto atb meningitis

A
  • RN (Listeria + SGB + E coli/BGN) = 21d
  • HiB + Strepto pneumoniae = 14d
  • Neisseria meningitidis = 7d
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10
Q

Triada de Cushing

A

HTE

Bradicardia + bradipnea + HTA

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