demam berdarah dengue.ppt
DESCRIPTION
Demam berdarah dengue tropikTRANSCRIPT
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PATOFISIOLOGI DBDVirus DengueDEN 1, 2, 3 dan 4
Nyamuk A. AegeptyNyamuk A. Albopictus
Host Manusia
Reaksi Antigen – Antibody
IgG + V. Dengue
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IgG + V. Dengue
Kompleks Immune
Aktivasi Sistem Komplemen
Anafilatoksin C3a & C5a, Il-1, Il-6, Il-12, LiF, TnF
Permeabilitas kapiler meningkat,Shock dan demam
Thrombosit Loss
Dihancurkan o/ RES
Thrombocytopenia
Manifestasi perdarahan
Timbul aktivasi fx Hageman (XII)
Aktivasi sistem koagulasi
Pembekuan intravaskulerMeluas(DIC)
Plasminogen Plasmin
Penghancuran Fibrin
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DSS
Permeabilitas kapiler
Plasma & elektrolit merembes ke jaringan interstitial
Vol. Plasma Syok hipovolemik
•Anoksia jaringan•Asidosis metabolik•Sianosis•Akral dingin•Kontraksi otot jantung•Perdarahan sal. Cerna•kematian
•Hipotensi•Hemokonsentrasi•Hipoproteinemia•Tekanan nadi menurun•Efusi pleura