Infecciones: Meningoencefalitis Viral Flashcards

1
Q

Fisiopatología

A

Hematogena
Transporte axonal retrograde

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2
Q

Casos al año

A

20,000

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3
Q

Factores asociados

A

Estacion del año
Prodromo
Viajes y residencia
Exantema
Contacto con animales

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4
Q

Patógenos asociados

A

Enterovirus 60%
VHS 1,2
VIH
Arbovirus

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5
Q

Meningitis viral aislada patogeno?

A

Enterovirus

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6
Q

Encefalitis viral patogeno?

A

VHS 1,2

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7
Q

Epidemio VHS 1,2

A

Causa mas común encefalitis
Todos grupos de edad
Tipo 1 adultos / Tipo 2 neonatos

ENCEFALITIS HEMORRAGICA

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8
Q

Estudios paraclinicos

A

Labs
Neuroimagen
Biopsia
LCR

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9
Q

Característica principal en imagen de Encefalitis herpetica

A

Lesion necrotica hemorragica en temporales

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10
Q

Cuadro clinico característico

A

Fiebre
Alteraciones del estado mental con signos focales
Cefalea

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11
Q

LCR viral

A

PA: 50-180mmH2O
Leu: <100
100% linfocitos
Glu >40%
Proteinas Normales

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12
Q

Tratamiento Encefalitis/Meningoencefalitis VHS 1,2

A

Aciclovir 10mg/kg cada 8hrs 14/21dias

Crisis convulsivas?–> antiepilepticos

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13
Q

Pronostico general

A

60% sin secuelas
18% gravemente discapacitados
14% discapacidad leve

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14
Q

Pronostico VHS 1,2

A

14% mortalidad
Muy alta si no se trata

24-25% secuelas epilépticas
25% no se reincorporan a vida laboral

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15
Q

Asintomático hasta inmunpsupresion
Agudo: meningitis aseptica 5-10%

A

VIH

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