artritis reumatoide Flashcards

1
Q

enfermedad autoinmune asociada a gen

A

HLA-DR4/1 y CMH II cromosoma 6

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2
Q

FR

A

silice (construccion), FUMADORES, polvo de textile

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3
Q

poliartritis ..

A

simetrica

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4
Q

caracteriticas

A
  • rigidez matutina >30min
  • dolor inflamatorio que mejora con la actividad
  • IFP exclusivamente.
    MCF y MTF
  • nodulos reumatoideos
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5
Q

lesion histopatologica clasica

A

pannus

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6
Q

sx de felty

A

AR + esplenomegalia + neutropenia

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7
Q

patron atipico de AR

A

bursitis, tenosinovitis en tunel del carpo

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8
Q

efecto protector

A

alcohol, pescado, vit D

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9
Q

lesion rx

A

ersiones simetricas + sinovitis

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10
Q

dx

A

factor reumatoide +

anticuerpos ACITRULINADOS

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11
Q

TX

A

AINES/esteroides + FARMES (metrotexate)

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12
Q

2 linea de tx

A

metrotexate + folatos

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13
Q

recomendados para px con antescedentes de neoplasoa hematologica

A

RITUXIMAB - contra CD20

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14
Q

IMAB´s

A

contra TNF

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15
Q

tolinizumab

A

IL-6

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16
Q

AKINRA

A

IL- 1

17
Q

erosiones perifericas

A

AR

18
Q

hallazgos RX

A

disminucion del espacio articular simetrico, erosiones marginales, osteopenia yuxtaglomerular, edema de tejidos blandos, desviacion anular

19
Q

AR migra a medula y la comprime

A

sx neuro, parestesia en mano

20
Q

dedos de botunniere

A

flexion fija de IFP con hiperextension de IFD

21
Q

dedos en cuello de cisne

A

hiperextension de IFP con flexion de IFD

22
Q

rafaga cubital

A

fija en AR, reversible en artropatia de jaccoud

23
Q

pulgar en Z

A

MCF flexionada + hiperextenson de IF

24
Q

menopausia cursa con una etapa de AR

A

estrogenos regulan IL-6, IL-1, TNF

25
Q

agentes que la causen

A

parvovirus b19, rubeola, micoplasma, proteinas acitrulinadas

26
Q

AR fem 30 añs guias ACR recien dx

A

monoterapia con hidroxicloroquina

27
Q

etapa preclinica - modulacion

A

AR 10 años antes del dx, ACPA
Anticarp mal pronostico

tx - abatacep + rituximab

28
Q

etapa clinica - ataque dirigido

A

artralgias + sinovitis
ACPA, se requiere 2do golpe

tx: inhibidores de PAD - bloquea IL-b

29
Q

AR establecida

A

sinovitis cronica, dao a cartilago y tejido oseo

tx: usual