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Resultados a medio plazo del tratamiento endourológico retrógrado con balón de la estenosis pieloureteral en niños menores de 1 año
Medium-term results of the endourological management with balloon dilatation of the ureteropelvic junction stenosis in infants
Alberto Parente Hernández1
Autor para correspondencia
parente80@hotmail.com

Dr. Alberto Parente Hernández Sección de Urología Pediátrica, Servicio Cirugía Pediátrica. Hospital Infantil Gregorio Marañón. Maiquez, 9 - 28009 Madrid Tel.: 915 868 000
, José Mª Angulo Madero, Rosa Mª Romero Ruiz, Susana Rivas Vila, Ana Laín Fernández, María Fanjul Gómez
Sección de Urología Pediátrica, Servicio Cirugía Pediátrica. Hospital Infantil Gregorio Marañón. Madrid, España
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        "resumen" => "<span class="elsevierStyleSectionTitle">Introducci&#243;n</span><p id="spar0005" class="elsevierStyleSimplePara elsevierViewall">En los &#250;ltimos a&#241;os se han extendido terap&#233;uticas m&#237;nimamente invasivas para el tratamiento de la estenosis pieloureteral en ni&#241;os&#46; Algunas de ellas con pobres resultados en ni&#241;os menores de 4 a&#241;os&#46; Presentamos nuestra experiencia en el tratamiento mediante dilataci&#243;n endourol&#243;gica retr&#243;grada con bal&#243;n de alta presi&#243;n en lactantes&#46;</p> <span class="elsevierStyleSectionTitle">Material y m&#233;todos</span><p id="spar0010" class="elsevierStyleSimplePara elsevierViewall">Presentamos un estudio retrospectivo de 16 pacientes menores de 1 a&#241;o tratados en nuestra unidad&#46; El seguimiento medio tras la intervenci&#243;n es de 27&#44;4&#177;10&#44;0 meses&#46; El protocolo diagn&#243;stico incluy&#243; ecograf&#237;a abdominal&#44; gammagraf&#237;a renal&#44; cistouretrograf&#237;a miccional y renograma diur&#233;tico&#46; El tratamiento se realiz&#243; mediante dilataci&#243;n endosc&#243;pica retr&#243;grada bajo control radiosc&#243;pico&#46; Los balones utilizados eran en todos los casos semicompliantes&#44; con un perfil de 5 mm&#44; 6 mm &#243; 7 mm&#46; Tras la dilataci&#243;n se coloc&#243; stents tipo doble J de calibre y longitud en funci&#243;n del peso del paciente&#46; Para obtener los resultados se analizan las ecograf&#237;as y los renogramas diur&#233;ticos por lo menos 1 a&#241;o despu&#233;s de la intervenci&#243;n&#46;</p> <span class="elsevierStyleSectionTitle">Resultados</span><p id="spar0015" class="elsevierStyleSimplePara elsevierViewall">La duraci&#243;n media de la intervenci&#243;n fue de 36&#44;4&#177;15&#44;5 minutos&#46; Durante la intervenci&#243;n&#44; en 2 pacientes no fue posible la colocaci&#243;n del stent&#44; El tiempo de ingreso fue de 48 horas en todos los pacientes excepto en 1 de ellos&#46; Las necesidades analg&#233;sicas fueron exclusivamente AINES&#46; El stent tipo doble J fue retirado mediante cistoscopia de manera ambulatoria&#46; En 3 pacientes hubo complicaciones postoperatorias&#58; una migraci&#243;n del stent&#44; una ITU y un urinoma&#46; La t&#233;cnica fracas&#243; en 1 paciente que necesit&#243; de pieloplastia desmembrada&#46; En los controles se observ&#243; la desaparici&#243;n de la hidronefrosis en todos los casos&#44; desapareciendo as&#237; mismo la dilataci&#243;n de los c&#225;lices renales&#46; El renograma diur&#233;tico MAG-3 mejor&#243; en todos los lactantes&#44; siendo el patr&#243;n de la curva normal en 14 casos y semiobstructivo en 2&#46; El tiempo medio de eliminaci&#243;n fue de 9&#44;8&#177;2&#44;8 minutos&#46;</p> <span class="elsevierStyleSectionTitle">Conclusiones</span><p id="spar0020" class="elsevierStyleSimplePara elsevierViewall">Pensamos que la dilataci&#243;n con bal&#243;n es una t&#233;cnica m&#237;nimamente agresiva que es posible realizar en pacientes menores de 1 a&#241;o con buenos resultados y escasas complicaciones&#46;</p>"
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        "resumen" => "<span class="elsevierStyleSectionTitle">Aim</span><p id="spar0025" class="elsevierStyleSimplePara elsevierViewall">In the last years it has spread minimally invasive therapeutic for the treatment of pyeloureteral junction obstruction in children&#46; Some of them have got poor outcomes in 4-year-old minor children&#46; We show our experience in the retrograde dilatation with balloon of high pressure in infants&#46;</p> <span class="elsevierStyleSectionTitle">Methods</span><p id="spar0030" class="elsevierStyleSimplePara elsevierViewall">It&#180;s a retrospective study of 16 infants treated in our hospital&#46; The average follow-up after the intervention is 27&#46;4&#177;10&#46;0 months&#46; The diagnostic protocol included abdominal ultrasound&#44; cystogram and diuretic renography&#46; The treatment was realized by endourology retrograde balloon dilatation under fluoroscopy&#46; The balloons were in all the cases semicompliant&#44; with a profile of 5 mm&#44; 6 mm &#243; 7 mm&#46; After the expansion there was placed stents type double J with profile and length depending on the weight of the patient&#46; To obtain the results&#44; we do ultrasound scans and diuretic renography at least 1 year after the intervention&#46;</p> <span class="elsevierStyleSectionTitle">Results</span><p id="spar0035" class="elsevierStyleSimplePara elsevierViewall">The mean duration of the intervention was 36&#46;4&#177;15&#46;5 minutes&#46; During the intervention&#44; in 2 patients the placement of the stent was not possible&#46; The time of revenue was 48 hours in all the patients except in 1 of them&#46; The analgesic needs were exclusively non steroid antiinflammatorys&#46; The double J stent was withdrawn with cystoscopy&#46; In 3 patients there were postoperatory complications&#58; a migration of the stent&#44; a urinary infection and an urinoma&#46; In 1 patient with worsening of hydronephrosis was needed of pyeloplasty&#46; In the controls the disappearance of the hydronephrosis was observed in all the cases&#44; eliminating likewise the expansion of the renal calyces&#46; The diuretic renography improved in all babies&#44; being the boss of the curve normal in 14 cases and semi obstructively in 2&#46; The mean time of elimination was 9&#46;8&#177;2&#46;8 minutes&#46;</p> <span class="elsevierStyleSectionTitle">Conclusions</span><p id="spar0040" class="elsevierStyleSimplePara elsevierViewall">We think that the balloon dilatation of pyeloureteral junction obstruction is a minimally aggressive technique that is possible to realize in infants with good results and scanty complications&#46;</p>"
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Información del artículo
ISSN: 02104806
Idioma original: Español
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