virus adn sin envoltura Flashcards

(22 cards)

1
Q

dgn papilomavirus

A

serologia. tincion papanicolau
cel infectadas: COILOCITOS

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2
Q

tipos papilomavirus

A

plantar
urogenital
laringeo

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3
Q

tto papilomavirus

A

iquimod (crema)
o CONIZACION (extraccion de una parte del cervix)

con lasser, antiverrugas…. y crioterapia

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4
Q

q tipo de virus es papilomavirus

A

virus adn sin envoltura

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5
Q

profilaxis papilomavirus

A

vaguns: GARDASIL y CERVARIX
de adn

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6
Q

tipos papilomavirus

A

episodica: no se replica el adn o poco: no hay alteraciones citpaticas. esto es lo mas probable

LEVE Y PRODUCTIVA
se replica el adn en viriones: si hay alteraciones citopaticas

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7
Q

patogenicidad papilomavirus

A

puede activar oncogenes
no es lo mismo infeccion y enfermedad
puede resolverse espontaneamnete

ceñulas infectadas se llaman coilocitos

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8
Q

transmision papilomavirus

A

ITS y vertical

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9
Q

cuadros clinicos papilomavirus

A

ASCUS- lesion escamosa

CIN: carcinoma

SIL: intraepitelial

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10
Q

adenovirus estructura

A

capside con fibras: proteinas de adherencia, hemaglutinina y Ag tipo espeifico

virus adn bicatenaria sin envoltura

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11
Q

cuadros clinicos adenovirus

A

respiratorio: laringitis, faringitis- neumonia hepatitis
gastrintestinal: intuspeccion, cistitis…
conjuntiva: ocular, conjuntivitis, fiebre..
viremia

inclusiones intracelulares
inflamacion y necrosis

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12
Q

epi adenovirus

A

aerosoles
via fecal-oral
fomites
aguas mal cloradas

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13
Q

diagnostico adenovirus

A

exudado faringeo(descartar s pyogenes)
buscar ag por IF
pcr

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13
Q

patogenicidad adenovirus

A

sensibles a
cloro
radiaciones uv
formol

resitentes a :
tracto gastrointestinal
deseccion

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14
Q

tto adenovirus

A

sintomatico

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15
Q

cepas de el adenovirus que pueden provocar infeccion a el hombre

A

bocavirus
erythrovirus

16
Q

parvovirus cuadros clinicos

A

fase febril inicial
deposito de inmunocomplejos:
1. exantema infeccioso: mejillas abofeteadas
2- poliartritis- enrojecimiento
anemia aplasica
en embarazo: abortos y eritroblastosis fetal

17
Q

diagnostico parvovirus

A

serologico: ac de tipo igM

18
Q

epi parvovirus

A

transmison de persona a persona

19
Q

patogenicidad parvovirus

A

primera replicacion en vias aereas superiores
citolisis de eritrocitos
2 fase respuesta inmunes: deposito de inmunocomplejos

20
Q

estructura parvovirus

A

virus adn monocatenario y de pequeño tamaño