3. Infecciones SNC Flashcards

1
Q

RMN absceso cerebral

A

T1 gadolinio: centro hipointenso rodeado de captación hiperintensa (cápsula), rodeado de edema hipointenso
Secuencia difusión es hiperinteso y mapa ADC hipo intenso, mientras que tumor cerebral al revés

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2
Q

tto absceso cerebral

A

A. Antibióticos (TCE o neurocx/ no inmunodeprimidos)
B. Antiepilépticos
C. Corticoides
D. Drenaje qx

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3
Q

Tipos neurosifilis

A

Sifilis meningea
Sifilis meningovascular
Parálisis general (pupila Argyll Robertson)
Goma sifilitico
Tabes dorsal (pupila Argyll, signo Rombert +)

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4
Q

dx sifilis

A

serologia treponemica (+) + LCR patologico

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5
Q

Enf CJ clínica

A
MIOCLONIAS
St focales (cerebelo, piramidal, extrapiramidal, occipital…)
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6
Q

dx ECJ

A

RMN: hiperintensidad cortex y g.basales en FLAIR y difusión
AP: vacuolizacion neuropilo; encefalopatía espongiforme

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7
Q

Clínica nueva variante ECJ

A
Inicialmente psiquiatrica (ansiedad, depresión) 
transmisión bovina
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8
Q

dx nueva variante ECJ

A

RMN 2 signos característicos:
signo del pulvinar (imp-hiperintensidad)
signo del palo hockey (hiperintensidad pulvinar + zona medial tálamo)

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9
Q

Insomnio letal familiar

A

Insomnio progresivo e intratable + disautonomia

dx: estudio genético mutación

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10
Q

Leucoencefalopatia multifocal progesiva

A

enf desmielinizante cerebro por Virus JC
a/ Natalizumab
C: hemiparesia, hemianopsia, ataxia, alt mentales, crisis epilépticas

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11
Q

RMN LMP

A

lesiones hiperintensas T2/Flair
hipointensas en T1
no efecto masa ni edema

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12
Q

Panencefalitis esclerosante subaguda

A

Enf desmielinizante virus Sarampión
fases finales : tetraplejia y estado vegetativo
RMN: lesiones sust blanca en T2

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