patogenesis schizophrenia.ppt

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    Patogenesis

    1. Model Diatesis Stress:

    Rentan >> stressor:

    -. Biologis

    -. Genetik

    -. Psikososial

    -. Lingkungan

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    2. Faktor iologis:

    !R"! #$!% siste& li&ik

    ganglia asalis

    lous 'rontalis

    ( akti)itas a&igdala dan *i+oka&+us

    (

    Gangguan e&osi+ergerakan ,ang

    ane*

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    . Faktor Genetik:

    - kro&oso& 1 lengan +an/ang

    - kro&oso& 10 lengan +endek

    - kro&oso&

    - ke&ar &onoigot

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    3. Faktor neurotrans&itter

    Do+a&in >>:

    -. Mesoli&ikdo+a&in +at*4a,s

    5i+erakti' do+a&in

    *i+ersti&ulasi

    rese+tor D2

    ge/ala +ositi'

    -. Mesokortikal

    do+a&in +at*4a,s

    5i+osti&ulasi

    do+a&in

    *i+osti&ulasi

    rese+tor D1

    ge/ala negati' dan

    kogniti'.

    -. 6ore+ine'rin:

    Penggunaan

    anti+sikotik la&a

    77 akti)itasneuron

    noradrenergik

    -. G!B!:

    77 akti)itas G!B! di

    *i+oka&+us

    *i+erakti' do+a&in.

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    %eterangan:

    1.8alur nigrostriatal: sustantia nigra asal ganglia: 'ungsi gerakan9 "PS

    2.8alur &esoli&ik : teg&ental area siste& li&ik: &e&ori9 sika+9 kesadaran9+roses sti&ulus

    .8alur &esoortial : teg&ental area 'rontal orte;: kognisi9 'ungsi sosial9ko&unikasi9 res+ons ter*ada+ stress

    3.8alur tueroin'endiular: *i+otala&us kelen/ar +ituitar,: +ele+asan +rolaktin

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    Fase Prodromal: ge/ala nons+esi'ik

    &unul seelu& ge/ala +sikotik &en/adi

    /elas Fase Aktif : ge/ala +sikotik *alusinasi9

    ilusi9 serta gangguan a'ek

    Fase Residual : &iri+ se+erti 'ase+rodro&al9 ge/ala +sikotikn,a tidak /elas

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