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Quisto Hid tico

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Quisto Hid tico

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    1. Quisto Hidtico

    2. Introduo Doena parasitria provocada pelo Equinococcus granulosus Problema de sade pblica em reas endmicas Manifestaes clnicas diversas Complicaes infecciosas, biliares e torcicas em 40 % dos casos Diagnstico ecogrfico Tratamento cirrgico considerado o mais eficaz

    3. Epidemiologia Contacto contnuo entre o Homem e animais domsticos (co, gado) Amrica do Sul frica do Norte Nova Zelndia Bacia Mediterrnica Mdio Oriente

    4. Ordem Cestodes / Platyhelminthes Famlia Taeniidae Gnero Equinococcus 4 espcies E. granulosus E. multulocularis Echinococcus granulosus

    5. Echinococcus granulosus Parasita adulto 4 a 6 mm comprimento 4 segmentos Cabea Ligao mucosa intestinal 2 segmento 3 segmento Hermafrodita 4 segmento Armazenamento de ovos (> 800 ovos)

    6. Ovos 30 a 35 um de dimetro Hospedeiro intermedirio Carneiro, boi, porco, cavalo, coelho Homem Ingesto Fgado (70-80%) Pulmo (10-15%) rgos perifricos (5-15%) Echinococcus granulosus

    7. Echinococcus granulosus Estado larvar Fase intermdia do desenvolvimento Ocorre no hospedeiro intermedirio Quisto hidtico unilocular Embrio original Geraes de larvas

    8. Quisto Hidtico 1. 1 embrio Mononucleares, linfcitos e eosinfilos 2. Folculo vesiculado 3. Clulas endoteliais internas Fibroblastos externos 4. Camada interna germinativa Membrana hialina Tecido fibroso

    9. Quisto hidtico univesicular Hidtide nica Membrana hialina intacta Qisto hidtico multivesicular Vrias hidtides Membrana hialina raramente intacta Quisto Hidtico

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