{"id":137152,"date":"2026-01-12T17:03:23","date_gmt":"2026-01-12T17:03:23","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-e-interes-clinico-de-la-medida-de-la-capacidad-residual-en-pacientes-con-insuficiencia-respiratoria-aguda-ventilados-mecanicamente\/"},"modified":"2026-01-12T17:03:23","modified_gmt":"2026-01-12T17:03:23","slug":"estudio-e-interes-clinico-de-la-medida-de-la-capacidad-residual-en-pacientes-con-insuficiencia-respiratoria-aguda-ventilados-mecanicamente","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/estudio-e-interes-clinico-de-la-medida-de-la-capacidad-residual-en-pacientes-con-insuficiencia-respiratoria-aguda-ventilados-mecanicamente\/","title":{"rendered":"Estudio e interes clinico de la medida de la capacidad residual en pacientes con insuficiencia respiratoria aguda ventilados mecanicamente"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Jorge Mancebo Cortes <\/strong><\/h2>\n<p>Hemos medido la capacidad residual funcional (cef) de pacientes con insuficiencia respiratoria aguda (ira) ventilados mecanicamente con un metodo de circuito cerrado de helio (he) usando un \u00abbag-in-a-box\u00bb (bb) y midiendo las concentraciones de gases inertes con un espectrometro de masas, demostrando lo siguiente: 1- los pacientes con ira presentan una compliancia especifica (relacion entre compliancia y crf) es baja: 0.023 (normal:0.05). Compliancia=24.1+0.023 crf (r=0.69; p&lt;0.001; n=27). 2-con un valor medio de peep de 9.7 el aumento real de crf medido con bb he fue de 281+-46 y de 276+-41 cuando se calculo a partir de la curva de compliancia toracopulmonar (p=ns). 3- en 11 pacientes neurologicos la crf fue de 1318+162 (teorico 2154+118; p&lt;0.001), en 17 pacientes con sindrome de distress respiratorio del adulto la crf fue de 780+-79 (teorico 1981+69: p&lt;0.001) y en 8 pacientes con enfermedad pulmonar obstructiva cronica la crf fue de 1704+-117 (teorico 2205+-106; p=0.007). 4- en 7 pacientes con ira severa y pulmones rigidos un nivel medio de peep de 10.7 da lugar a un incremento de crf de 949+-109 a 1317+-181 (p=0.009), un descenso del shunt del 31+-4% a 26+-5% (p=0.047) y una mejoria de la pa02 de 192+-42 a 277+-44 (p=0.01), sin cambios hemodinamicos significativos. En 6 pacientes con un nivel medio de auto peep de 8.3, se empleo un peep igual a la auto peep y no se observaron diferencias en los valores de crf 1058+-247 versus 1158+-250 (p=0.7), ni tampoco en el intercambio gaseoso.  5- en 22 pacientes hemos determinado la crf con 4 tecnicas: bb he, bb usando nitrogeno (n2) como gas trazador (bb n2), y jeringas usando he o n2 como gases trazadores (je he y je n2). Los valores de crf fueron siguientes: bb he 1108+-85, bb n2 1061+-89, je he n2 1050+-91 (=0.01; esta diferencia solo es significativa entre je he y je n2 y ninguno de los metodos es diferente al sistema de referencia que es el bb he).  los valores de crf se e<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio e interes clinico de la medida de la capacidad residual en pacientes con insuficiencia respiratoria aguda ventilados mecanicamente<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio e interes clinico de la medida de la capacidad residual en pacientes con insuficiencia respiratoria aguda ventilados mecanicamente <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Jorge Mancebo Cortes <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1991<\/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>Salvador Benito Vales<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Jos\u00e9 Mar\u00eda Grau  Veciana <\/li>\n<li>Francois Lemaire (vocal)<\/li>\n<li>Robert Rodr\u00edguez Roisin (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 Jorge Mancebo Cortes Hemos medido la capacidad residual funcional (cef) de pacientes con insuficiencia respiratoria aguda (ira) 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