tumores óseos primarios
DESCRIPTION
tipos de tumores oseos radiologia de tumores oseosCaracteristicas de imagenDiagnostico de neoplasias oseasTRANSCRIPT
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TUMORES ÓSEOS
PRIMARIOS EN PEDIATRÍA
TUMORES ÓSEOS
PRIMARIOS EN PEDIATRÍA
PRESENTADO POR: ELIO EMIL CORDOVA VILLARMR2 DE RADIOLOGIA - C.H. SAN PABLO
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GENERALIDADES
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OBJETIVO
DetecciónCaracterizaciónEstadiajeIdentificación por biopsias guiadas.Enfermedad recurrente o residual post-
tratamiento.
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LESIONES QUÍSTICAS
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QUISTES ÓSEOS
Simples, aneurismáticos, T. células gigantesDisplasia fibrosa y fibroma no osificante.TBC, histiocitosis X.Mas frec. Húmero proximal.
Huesos planos.Inocuas y benignas.
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EL TORAX NORMAL
Quiste óseo simple en húmero
Propensos a Fx.Sx. Del fragmento
caído.La Rx es definitiva.
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QUISTE ÓSEO ANEURISMÁTICO
Insuflantes.Mas frec. TibiaTienden a sangrar.Se loc. En la cavidad medular.DDX: T. cél. Gigantes (RARO)
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DEFECTO CORTICAL BENIGNO
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FIBROMA NO OSIFICANTE
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DISPLASIA OSTEOFIBROSA
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OSTEOMA OSTEOIDE
Esclerosis circundante y nido central.Dolor asociado.
Empeora con la noche Alivia con aspirina.
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TUMORES FIBROSOS
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FIBROMATOSIS CONGÉNITA
DiseminadaDestructiva Afecta huesos largosFracturas, proliferación periostica, calcific.Lues congénita, hipofosfatasia,osteomielitis
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FIBROSARCOMA FIBROMA OSEO BENIG.
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FIBROMATOSIS GENERALIZADA
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TUMORES OSEOS BENIGNOS
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Osteoma osteoideEncondromaFibroma condromixoide (Liticas y marg.
Escleróticos)Condroblastomas.
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CONDROBLASTOMA
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OSTEOCONDROMAS
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ENCONDROMA
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Osteocondroma
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Osteocondroma
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TUMORE SÓSEOS MALIGNOS
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OSTEOSARCOMA
Lítico u osteogénico.Destrucción ósea penetranteTriángulo de Codman
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OSTEOSARCOMA
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OSTEOSARCOMA
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SARCOMA DE EWING
Lítica extensa.Frec. En díafisis.Asoc. A secuestros óseos.Huesos de manos y pies.DDX osteomielitis, histiocitoma,
fibrosarcoma.
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SARCOMA DE EWING
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SARCOMA DE EWING
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SARCOMADE EWING
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GRACIAS