Artrita reactiva Flashcards

1
Q

Apare in urma unei infectii, dar este

A

o sinovita sterila

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2
Q

Spondilartrita se dezvolta la

A

1-2% dupa

un atac de dizenterie

infectie dobandita sexual - uretrita nespecifica / cervicita nespecifica

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3
Q

La barbati, prezenta HLA-B27 creste riscul de a dezvolta artrita reactiva dupa o astfel de infectie

A

de 30-50 de ori

nu toti cu artrita reactiva au HLA-B27

femei mai rar

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4
Q

Dizenteria bacilara

A

SALMONELLA

SHIGELLA SPP

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5
Q

Yersinia enterocolitica

A

diaree + artrita reactiva

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6
Q

Uretrita nespecifica la barbat, microorganismele declansatoare sunt

A

Chlamydia trachomatis

Ureaplasma urealyticum

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7
Q

HLA-B27 creste susceptibilitatea la artrita reactiva

A

SIM

Selectare repertoriu R lf T

Imitare moleculara → autoimunitate impotriva HLA-B27 +/- alte antigene

Modul de prezentare a peptidelor derivate din bacterii de catre lf T

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8
Q

Alte microorganisme care declanseaza artrita reactiva

cu baza genetica diferita

A

artrita post-streptococica

artrita gonococica

bruceloza

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9
Q

Tablou clinic

A

artrita acuta, ASIMETRICA a mb inferioare

zile-sapt de la infectia declansatoare

  • entezita - frecventa → fasciita plantara / entezita tendonului lui Ahile
  • dactilita

70% dintre pacienti isi revin complet in 6 luni, multi prezinta recadere

  • la persoanele susceptibile la artrita reactiva → sacroilita + spondilita
  • conjunctivita sterila 30%
  • uveita anterioara acuta complica boala severa / recurenta, NU e sincrona cu artrita
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10
Q

Leziunile cutanate seamana cu

A

psoriazis

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11
Q

Balanita circinata

la barbatul necircumcis

A

ulceratii superficiale nedureroase ale glandului penisului

se vindeca fara cicatrici

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12
Q

Balanita circinata

la barbatul circumcis

A

leziune proeminenta, eritematoasa, scuamoasa

se vindeca fara cicatrici

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13
Q

Keratoderma blennorragica

A

pielea picioarelor + mainilor

placi si pustule proeminente nedureroase, eritematoase, adesea confluente

similare psoriazisului pustular dpdv histologic

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14
Q

Distrofia unghiilor

A
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15
Q

Tratament

A

Antibiotice + culturi

AINS + glucocorticoizi injectati local / oral

majoritatea persoanelor cu artrita reactiva au un singur atac care se remite

o minoritate dezvolta artrita severa recurenta / persistenta

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16
Q

Cazurile de recadere sunt tratate cu

A

Metotrexat

Sulfasalazina