{"id":62436,"date":"2018-03-09T22:50:21","date_gmt":"2018-03-09T22:50:21","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/influencia-de-la-respuesta-inmune-preoperatoria-sobre-los-requerimientos-transfusionales-en-pacientes-sometidos-a-ciruga%c2%ada-carda%c2%adaca\/"},"modified":"2018-03-09T22:50:21","modified_gmt":"2018-03-09T22:50:21","slug":"influencia-de-la-respuesta-inmune-preoperatoria-sobre-los-requerimientos-transfusionales-en-pacientes-sometidos-a-ciruga%c2%ada-carda%c2%adaca","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/cirugia-cardiaca\/influencia-de-la-respuesta-inmune-preoperatoria-sobre-los-requerimientos-transfusionales-en-pacientes-sometidos-a-ciruga%c2%ada-carda%c2%adaca\/","title":{"rendered":"Influencia de la respuesta inmune preoperatoria sobre los requerimientos transfusionales en pacientes sometidos a cirugia card\u00edaca"},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Arellano Orden Mar\u00eda Victoria <\/strong><\/h2>\n<p>Objetivo:  evaluar la influencia de la respuesta inmune preoperatoria en los requerimientos transfusionales en pacientes sometidos a cirug\u00eda cardiaca.  material y m\u00e9todos:  han sido incluidos 71 pacientes intervenidos en cirug\u00eda cardiaca consecutivos. Los pacientes fueron divididos en dos grupos seg\u00fan las unidades de sangre que se les transfundieron: grupo 1, transfundidos con 2 \u00f3 menos unidades de concentrados de hemat\u00edes (n=35); y grupo 2, transfundidos con m\u00e1s de 2 concentrados de hemat\u00edes (n=36). La respuesta inmunol\u00f3gica preoperatoria fue medida mediante citometr\u00eda de flujo. Se calcul\u00f3 el % de c\u00e9lulas t cd4+ que expresan ifny, tnfalfa, il-4 e il-10. Se realizaron dos modelos de regresi\u00f3n log\u00edstica (uno sin incluir la variables inmunol\u00f3gicas y otro, incluy\u00e9ndolas) para seleccionar la variables que se asociaban al riesgo de transfusi\u00f3n.  resultados:  en el primer an\u00e1lisis de regresi\u00f3n log\u00edstica, las variables que se asociaron con transfusi\u00f3n fueron n\u00famero de plaquetas, hemoglobina e hipertensi\u00f3n. El modelo estaba bien calibrado (hosmer- lemeshow= 0.46) y \u00e1rea bajo la curva de 0.799, con sensibilidad y especificidad del 74 y 83%, respectivamente. En el segundo an\u00e1lisis, se asociaba con el sangrado la hemoglobina preoperatoria, la duraci\u00f3n de cec, y el % de c\u00e9lulas cd4+ que expresaban tnfalfa cuando la sangre se activaba con lp (hosmer-lemeshow=0.33, \u00e1rea bajo la curva de 0.936, sensibilidad del 86% y especificidad de 70%).  conclusiones:  una baja respuesta th1 preoperatoria, medido por el % de cd4+ que expresan tnfalfa, est\u00e1 asociado con un mayor riesgo de transfusi\u00f3n.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Influencia de la respuesta inmune preoperatoria sobre los requerimientos transfusionales en pacientes sometidos a cirugia card\u00edaca<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Influencia de la respuesta inmune preoperatoria sobre los requerimientos transfusionales en pacientes sometidos a cirugia card\u00edaca <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Arellano Orden Mar\u00eda Victoria <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Sevilla<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 17\/01\/2008<\/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>Jes\u00fas Locertales Abril<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Hugo Galera Davidson <\/li>\n<li>Eugenio Arevalo Jimenez (vocal)<\/li>\n<li>Alfredo Matilla Vicente (vocal)<\/li>\n<li>Jos\u00e9 Mar\u00eda Ortega Bevia (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Arellano Orden Mar\u00eda Victoria Objetivo: evaluar la influencia de la respuesta inmune preoperatoria en los requerimientos transfusionales 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