Psoriasis Flashcards

1
Q

Physiopath

A

Renouvellement epidermique acceleré par inflammation, syst immu activé tnfa, il12-13

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2
Q

Facteurs favorisants le psoriasis

A

Genes de predispo
Stress et facteurs psycho amélioration par le soleil
Bb, sevrage de corticottt generale

Alcool et tabac: co addiction, mais pas favoriasnt
Infectieons
Traumatisme, cicatrice : phn de koebner!!

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3
Q

Differentes topographies typique

A

Zone extension coudes et genoux= pso typique vulgaire
Cuir chevelu= pso cuir chevelu
Ongles = en dé a coudre , depression + oncholyse et zone cuivré proximale
Lombo sacre
Paume et plante= palmo plantaire bilateral et symetrique= keratodermie en ilots diffuse

Ped = ded langes, siege, visage, en poussee et en goutte ++ post infection strepto

Des plis+++ pso inversé

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4
Q

Formes graves de pso

A

Erythrodermie psoriasique
Pso pustuleux generalisé
Rhum pso
Chez vih+

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5
Q

Psoriasis severe

A

> 10% surface corporelle paume =1%

PASI>10. : erytheme, infiltration, desquamation, surface

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6
Q

Ttt du pso non severe

A

Dermocorticoides forte dose 4-8sem
Dervive de la vit D3 calcipotriol, calcitriol, tacalcitol
Asso des 2 possible <4sem

Possibilité de ttt par
Tazarotene
Keratolytique : vaseline salicylé : decapage
Bains et emolliant+++

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7
Q

Ttt pso avec alteration de la qualité de la vie, prejudice esthetique, forme rebelle au ttt local, severe>10

A
  • PHOTOTTT UVB spectre etroit : 20-30 seances
    Pas de psoralene pre seance, moins de risuqe de kc
  • PUVA TTT
    20 sc 2-3/sem
    Apres la prise de photosensibilisant : PSORALENE
    Ci kc peau, cataracte, jeune, ihc, grossesse, photosensi
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8
Q

Ttt psoriasis GRAVE ( erythrodermié pustuleux generalisé)

OU EVOLUÉ

A

1/ retinoides : ACITRETINE derivé vit A teratogene+++, secheresse cutmuqueuse, augmen lipides, transa
2/ MTX ( ci si grissesse) OU CICLOSPORINE:) ( ci hta, i renale, neoplasie)
3/ ssi echec de 2 ttt parmis : photott, mtx, ciclospo
–> ANTI TNFA ( etanercept, infliximab, adalimumab)
–> anti il 12/13 : USTEKINUMAB

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9
Q

Ci de la photottt et EI

A
CI
atcd kc cuteané
Dermatose photosensibilisante
Medocs photose
Intox OH pr PUVA ttt
Donc protection OGE, <200 sc, surveillance cutane prolongee
ei
Erytheme
Tb dig
Cancer cutane
Veilliss peai
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10
Q

Ci de RETINOIDE

A
Grossesse
Contraception pdt 2 ans
Association cycline augmente htic
Anomalie LIPIDES
HEPATIQUE
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11
Q

Ci ciclosporine

A

Hta incôtrole
Insuff renale
Atcd neoplasie
Infection

Nephrotox
Hta
Hypertrichose
Augmente les lymphomes ou carcinomes
Interaction med
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