{"id":91350,"date":"2018-03-11T10:10:02","date_gmt":"2018-03-11T10:10:02","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/crecimiento-y-composicion-en-prematuros-extremos-alimentados-mediante-formulas-con-diferente-contenido-proteico-calorico\/"},"modified":"2018-03-11T10:10:02","modified_gmt":"2018-03-11T10:10:02","slug":"crecimiento-y-composicion-en-prematuros-extremos-alimentados-mediante-formulas-con-diferente-contenido-proteico-calorico","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/pediatria\/crecimiento-y-composicion-en-prematuros-extremos-alimentados-mediante-formulas-con-diferente-contenido-proteico-calorico\/","title":{"rendered":"Crecimiento y composici\u00f3n en prematuros extremos alimentados mediante f\u00f3rmulas con diferente contenido proteico-cal\u00f3rico"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Juan  Antonio Costa Orvay <\/strong><\/h2>\n<p>Objetivos: determinar el efecto de aportes enterales hiperproteicos e hipercal\u00f3ricos sobre el crecimiento y la composici\u00f3n corporal en reci\u00e9n nacidos prematuros extremos durante el periodo de hospitalizaci\u00f3n. M\u00e9todos: se plantea un ensayo cl\u00ednico. Se incluyen 25 prematuros extremos (< 32 semanas de gestaci\u00f3n), previo consentimiento informado, una vez han alcanzado la alimentaci\u00f3n enteral total. Aquellos pacientes que reciben lactancia materna se mantienen con lactancia materna fortificada (grupo lm). Por contra aquellos pacientes alimentados con f\u00f3rmula artificial se asignan aleatoriamente a 3 tipos de alimentaci\u00f3n enteral: leche de prematuros no fortificada (grupo a), leche artificial enriquecida hasta 150kcal\/kg\/d y 4,2 g\/kg\/d de prote\u00ednas (grupo b) y leche artificial enriquecida hasta 150kcal\/kg\/d y 4,7 g\/kg\/d de prote\u00ednas (grupo c). De forma que los grupos lm y a representan grupos controles. Se mantiene la dieta durante 21 d\u00edas. Se realiza una valoraci\u00f3n antropom\u00e9trica (peso, talla y pc) y de composici\u00f3n corporal (mediante impedanciometr\u00eda) al inicio, a los 14 d\u00edas y a los 21 d\u00edas de estudio. Se valora cl\u00ednica y anal\u00edticamente la aparici\u00f3n de efectos secundarios asociados al incremento de aportes de macronutrientes. Resultados: la nutrici\u00f3n suplementada es bien tolerada, sin detectarse efectos secundarios cl\u00ednicos o anal\u00edticos. La ganancia de peso y pc es superior en los grupos b y c. El incremento de talla es similar en los grupos lm, b y c e inferior en el grupo a. La mayor ganancia de peso en los grupos b y c se produce a expensas de una mayor acreci\u00f3n de masa magra y masa grasa. A pesar del mayor aporte proteico en el grupo c no se ha demostrado una mayor acreci\u00f3n de masa magra. El ritmo de crecimiento y acreci\u00f3n de masa grasa y masa magra en los grupos b y c es similar al observado en fetos de la misma edad gestacional. conclusi\u00f3n: niveles superiores de prote\u00ednas y calor\u00edas promueve ventajas en la cantidad y calidad del crecimiento sin efectos secundarios.\n\n\n\n&nbsp;\n\n\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Crecimiento y composici\u00f3n en prematuros extremos alimentados mediante f\u00f3rmulas con diferente contenido proteico-cal\u00f3rico<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Crecimiento y composici\u00f3n en prematuros extremos alimentados mediante f\u00f3rmulas con diferente contenido proteico-cal\u00f3rico <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Juan  Antonio Costa Orvay <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 23\/01\/2009<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Josep Figueras Aloy<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: rafael Jimenez gonzalez <\/li>\n<li>gerardo Romera modamio (vocal)<\/li>\n<li>  (vocal)<\/li>\n<li>  (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Juan Antonio Costa Orvay Objetivos: determinar el efecto de aportes enterales hiperproteicos e hipercal\u00f3ricos sobre el crecimiento [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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