{"id":13616,"date":"2001-03-11T00:00:00","date_gmt":"2001-03-11T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-de-la-movilidad-rotatoria-atlas-axis-en-el-nino-analisis-cra%c2%adtico-del-diagnostico-de-la-fijacion-rotatoria-atlas-axis\/"},"modified":"2001-03-11T00:00:00","modified_gmt":"2001-03-11T00:00:00","slug":"estudio-de-la-movilidad-rotatoria-atlas-axis-en-el-nino-analisis-cra%c2%adtico-del-diagnostico-de-la-fijacion-rotatoria-atlas-axis","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/estudio-de-la-movilidad-rotatoria-atlas-axis-en-el-nino-analisis-cra%c2%adtico-del-diagnostico-de-la-fijacion-rotatoria-atlas-axis\/","title":{"rendered":"Estudio de la movilidad rotatoria atlas-axis en el ni\u00f1o: an\u00e1lisis cr\u00edtico del diagn\u00f3stico de la fijaci\u00f3n rotatoria atlas-axis"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Conrado Arriagada Mora <\/strong><\/h2>\n<p>Basado en posibilidades hipot\u00e9ticas del sobrediagn\u00f3stico de la patolog\u00eda rotacional atlas-axis en ni\u00f1os, se realiz\u00f3 un estudio con tomograf\u00eda axial computarizada (tac) en la movilidad rotacional normal atlas-axis en ni\u00f1os.  objetivos  1,- estudio de la movilidad rotacional atlas-axis en ni\u00f1os sanos.  2,- cuantificar el grado de p\u00e9rdida de contacto entre atlas y axis.  material y m\u00e9todos  en 32 ni\u00f1os de 5 a 12 a\u00f1os, se valoraron los signos objetivos de laxitud articular y de movilidad rotacional cervical. El estudio se realiz\u00f3 con radiolog\u00eda convencional y tac. Mediante la superposici\u00f3n de las im\u00e1genes de tac se determin\u00f3 el grado de rotaci\u00f3n vertebral y el porcentaje de p\u00e9rdida de contacto de la superficie articular atlas-axis.  resultados  la movilidad rotacional cl\u00ednica media fue de 71\u00c2\u00ba (rango 60-85\u00c2\u00ba) en ambas direcciones. Por tac, la rotaci\u00f3n media entre atlas-axis fue de 43\u00c2\u00ba (rangos 30-50\u00c2\u00ba) y la p\u00e9rdida de contacto media articular fue de 78% (rango 60-88%).  discusi\u00f3n  el mecanismo de la fijaci\u00f3n atlas-axis no est\u00e1 bien establecido siendo a veces consecuencia de un espasmo muscular secundario a dolor. El diagn\u00f3stico y la decisi\u00f3n terap\u00e9utica se basan en publicaciones de escasa casu\u00edstica. algunas veces un diagn\u00f3stico (o sobre diagn\u00f3stico) de inestabilidad, subluxaci\u00f3n o fijaci\u00f3n rotaria, conlleva una fijaci\u00f3n atlas-axis. El estudio demuestra que una rotaci\u00f3n con amplia p\u00e9rdida de contacto entre las superficies articulares atlas-axis (hasta el 88%) debe considerarse normal.  conclusi\u00f3n  excepto en la luxaci\u00f3n rotatoria completa atlas-axis, el tac, no es suficiente para definir un estatus de subluxaci\u00f3n. Creemos que debe revisarse el concepto de \u00abfijaci\u00f3n\u00bb y \u00absubluxaci\u00f3n rotatoria\u00bb.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio de la movilidad rotatoria atlas-axis en el ni\u00f1o: an\u00e1lisis cr\u00edtico del diagn\u00f3stico de la fijaci\u00f3n rotatoria atlas-axis<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio de la movilidad rotatoria atlas-axis en el ni\u00f1o: an\u00e1lisis cr\u00edtico del diagn\u00f3stico de la fijaci\u00f3n rotatoria atlas-axis <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Conrado Arriagada Mora <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Navarra<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 03\/11\/2001<\/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>Carlos Villas Tom\u00e9<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Miguel S\u00e1nchez martin <\/li>\n<li>Jaime Usabiaga zarranz (vocal)<\/li>\n<li>Jes\u00fas d\u00e1maso Aquerreta beola (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 Conrado Arriagada Mora Basado en posibilidades hipot\u00e9ticas del sobrediagn\u00f3stico de la patolog\u00eda rotacional atlas-axis en ni\u00f1os, se [&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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