Sindromes Cerebelares - Pronto
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Transcript of Sindromes Cerebelares - Pronto
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SÍNDROMES CEREBELARES
COMPONENTES: Maísa PassosNathália HaddadSamla VianaSandro VianaVívian Soares
MED 398 - NEUROANATOMIA
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GENERALIDADES
• Sistema nervoso supra-segmentar• Dorsalmente ao bulbo e à ponte• Formação do tecto do IV ventrículo
• Liga-se à:- Medula/Bulbo: pedúnculo cerebelar inferior- Ponte: pedúnculo cerebelar médio - Mesencéfalo: pedúnculo cerebelar superior
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ASPECTOS ANATÔMICOS
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CITOARQUITETURA DO CÓRTEX
• Camada Molecular
• Camada de Células de Purkinje
• Camada Granular
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NÚCLEOS CENTRAIS
• Núcleo Denteado
• Núcleo Fastigial
• Núcleo Globoso*
• Núcleo Emboliforme*
• *Núcleo Interpósito
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DIVISÃO LONGITUDINAL
• Zona Medial
• Zona Intermédia
• Zona Lateral
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DIVISÃO FILOGENÉTICA
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• Movimentos voluntários
• Postura
• Equilíbrio
• Tônus Muscular
• Aprendizagem Motora
FUNÇÕES DO CEREBELO
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SÍNDROME DO ARQUICEREBELO
• Mais comum em crianças;
• Tumor no teto do IV Ventrículo;
• Comprime nódulo e pedúnculo do flóculo;
• Perda do equilíbrio (ataxia troncular);
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MEDULOBLASTOMA
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MEDULOBLASTOMA
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SÍNDROME DO PALEOCEREBELO
• Alcoolismo Crônico
• Desnutrição
• Degeneração do lobo anterior
• Lesão dos neurônio das células de Purkinje
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SÍNDROME DO PALEOCEREBELO
• Perda do Equilíbrio
• Ataxia dos membros inferiores
• Base Alargada
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SÍNDROME NEOCEREBELAR
• AVCs, Tumores, Traumas, Doenças Degenerativas;
• Ataxia
• Hipotonia • Sinais: - Dismetria- Decomposição- Disdiadococinesia- Rechaço- Tremor- Nistagmo
• Distúrbios da fala (fala explosiva)
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SÍNDROME NEOCEREBELARDismetria
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SÍNDROME NEOCEREBELARDecomposição
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SÍNDROME NEOCEREBELARDisdiadococinesia
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SÍNDROME NEOCEREBELARRechaço
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SÍNDROME NEOCEREBELARTremor
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SÍNDROME NEOCEREBELARNistagmo
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REFERÊNCIAS BIBLIOGRÁFICAS
• Alberstone, Cary. Bases anatômicas do diagnóstico. Porto Alegre: Artmed,2011.
• Brodal, A. Anatomia neurológica com correlações clínicas. São Paulo: Roca, s.d.
• Machado, Ângelo. Neuroanatomia Funcional. São Paulo: Editora Atheneu, 2006.
• Purves, Dale. Neurociências. Porto Alegre: Artmed, 2010.
• Young, Paul. Bases da neuroanatomia clínica. Rio de Janeiro: Guanabara Koogan,1998.