TUBO DE RAYOS X
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TUBO DE RAYOS X
• UN TUBO DE RAYOS X ES CONVERTIDOR DE ENERGIA.
• RECIBE ENERGIA ELECTRICA Y PRODUCE CALOR Y RAYOS X.
• UN TUBO DE RAYOS X MINIMIZA LA CANTIDAD DE CALOR Y MAXIMIZA LA CANTIDAD DE RAYOS X.
• TODOS LOS COMPONENTES DE UN TUBO DE RAYOS X ESTAN EN UN TUBO AL VACIO.
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TUBO DE RAYOS X
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CATODO
• PRODUCE ELECTRONES NECESARIOS PARA LA PRODUCCION DE RAYOS X.
• ES UN FILAMENTO DE TUNGSTENO QUE ES CALENTADO HASTA 2,200 GRADOS CENTIGRADOS.
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ANODO
• CONVERTIDOR DE ENERGIA DE LOS ELECTRONES EN RAYOS X, Y DISIPA EL CALOR.
• LA CANTIDAD DE RAYOS X DEPENDE DEL NUMERO ATOMICO DEL ANODO Y LA ENERGIA DEL ELECTRON.
• GENERALMENTE SON DE TUGNSTENO O RENIO. EN MAMOGRAFIA SE USA MOLIBDENO.
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PUNTO FOCAL
• PEQUEÑA AREA DEL ANODO EN LA CUAL LOS RAYOS X SON PRODUCI-DOS.
• ESTA DETERMINADA POR EL VOLU-MEN DE ELECTRONES Y EL ANGULO DEL ANODO (12 – 20 GRADOS ).
• A MENOR PUNTO FOCAL MAYOR CALIDAD DE IMAGEN.
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• LA GENERACION DE RAYOS X ESTA CONTROLADA POR EL MILIAMPERA-JE, EL KILOVOLTAJE Y EL TIEMPO DE EXPOSICION.
• mA, CORRESPONDE A LA CANTIDAD DE ELECTRONES QUE FLUYEN POR SEGUNDO.
• Kv, CORRESPONDE LA ENERGIA MAXIMA DE LOS RAYOS X PRODUCIDOS.
• TIEMPO DE EXPOSICION.
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RADIOGRAFIA DEL TORAX PA NORMAL
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MODALIDADES DE RADIACION
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RADIACIONES IONIZANTES Y NO IONOZANTES
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MODALIDADES DE IMAGEN.TOMOGRAFICA VERSUS PROYECCION
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DENSIDADES RADIOGRAFICAS
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DENSIDADES RADIOGRAFICAS
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TECNICAS TOMOGRAFICAS. DIAGNOSTICO POR IMAGENES
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ESPECTRO DE RADIACION
ELECTROMAGNETICA
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ANATOMIA DEL TORAX
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RADIOGRAFIA DE TORAX EN LATERAL
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RADIOANATOMIA DEL TORAX Y CORAZON
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ADENOCARCINOMA CON EXTENSION BRONQUIAL
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ANGIOGRAFIA ARTERIAL PULMONAR
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ANGIOGRAFIADE AORTA
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TORAX TAC CAYADO AORTICO
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FIBROSIS
PULMONAR
ENFERMEDADINTERSTICIAL
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BIOPSIA PERCUTANEA DE PULMON
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ESOFAGO NORMAL
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ESOFAGO ADOBLE
CONTRASTE
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ESTOMAGO A DOBLE CONTRASTE
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ESTOMAGO DOBLE CONTRASTE
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CANCER GASTRICO
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TRANSITO INTESTINAL NORMAL
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ENTEROCLISIS
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COLON A DOBLE CONTRASTE
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DIVERTICULOSCOLON
SIGMOOIDES
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COLONOSCOPIA VIRTUAL
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UROGRAFIA ESCRETORIA
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DOBLE SISTEMA COLECTOR URETEROCELE
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RADIOGRAFIA CERVICAL NORMAL
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FRACTURA TEAR DROP
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RADIOGRAFIA CERVICAL NORMAL
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FRACTURA POR COMPRESION
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FRACTURAS EN COLUMNA
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VESICULA BILIAR NORMAL US
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VESICULAR BILIAR
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VESICULA BILIAR
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HIGADO NORMAL US
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HIGADO NORMAL US
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VIAS BILIARES
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MRI
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COLUMNA CERVICAL
MRI
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RODILLA NORMAL MRI
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ANATOMIA DEL TORAX
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RODILLA NORMAL MRI
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FRACTURA POR STRESS FEMUR IZQ.
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RODILLA MRI
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OSTEOSARCOMA
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T2W
T1W
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HIGADO VIAS BILIARES
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COARTACION DE AORTA
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ANNGIOGRAFIA DEL TORAX MRI
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AORTOGRAFIA MRI
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ULTRASONOGRAFIA CAROTIDEA
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ECOGRAFIA CAROTIDEA
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ANGIORESONANCIA POLIGONO DE WILLIS
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ANGIORESONANCIA
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CEREBRO NORMAL MRI
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CEREBRO NORMAL MRI
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INFARTO AGUDO
T1W FLAIR T1W/C
DIFUSION PERFUSION
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ESPECTROSCOPIA NORMAL TUMOR