TEMA : MENINGIOMAS
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Transcript of TEMA : MENINGIOMAS
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TEMA: MENINGIOMAS
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MENINGIOMAS: Son tumores cerebrales, usualmente benignos del SNC.Se originan de las células aracnoideas (Meningoexotelio)Se localizan en las cavidades intracraneal, intravertebral y orbitaria.
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Sintomas: tumores pequeños asintomáticos.Tumores grandes si presentan síntomas. nauseas, cefaleas, debilidad progresiva de las piernas, aumento de la presión intracranealDIAGNOSTICO: se requiere de un RX simple de cráneo, una TAC , RMN, y Angiografia Digital.
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CLASIFICACION:
De acuerdo a la perdida de la arquitectura, aumento de la celularidad, pleomorfismo celular, mitosis, infiltración cerebral y Necrosis los meningiomas se dividen en 4 grupos:
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ClásicoAngioblasticoAgresivo yMaligno
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TRATAMIENTO: Procedimientos quirúrgicos.Radiocirugía estereotaxicaRadioterapia
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Imágenes de Meningiomas
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