{"id":79654,"date":"2018-03-09T23:25:30","date_gmt":"2018-03-09T23:25:30","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/deteccion-del-virus-de-la-hepatitis-b-en-donantes-de-sangre-de-cantabria-antihbc-positivos-y-hbs-antigeno-negativos\/"},"modified":"2018-03-09T23:25:30","modified_gmt":"2018-03-09T23:25:30","slug":"deteccion-del-virus-de-la-hepatitis-b-en-donantes-de-sangre-de-cantabria-antihbc-positivos-y-hbs-antigeno-negativos","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/deteccion-del-virus-de-la-hepatitis-b-en-donantes-de-sangre-de-cantabria-antihbc-positivos-y-hbs-antigeno-negativos\/","title":{"rendered":"Detecci\u00f3n del virus de la hepatitis b en donantes de sangre de cantabria antihbc-positivos y hbs-antigeno negativos."},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Gonzalez Ponte Mar\u00eda  Luisa <\/strong><\/h2>\n<p>La tasa de detecci\u00f3n del virus de la hepatitis b (vhb) en los donantes de sangre con serolog\u00eda positiva para el anti-hbc y negativa para el anti-hbs, mediante t\u00e9cnicas de detecci\u00f3n directa, se encuentra entre el 0-50% dependiendo de las zonas de epidemiolog\u00eda y t\u00e9cnicas utilizadas.  por ello, es necesario, como recomendaci\u00f3n internacional para la seguridad trasfusional, comprobar la tasa de detecci\u00f3n del vhb en los donantes anti-hbc+ y anti-hbs &#8211; para determinar el riesgo residual de la transmisi\u00f3n del vhb mediante la sangre donada para ellos y as\u00ed, adoptar las medidas preventivas precisas.  los principales objetivos de este estudio son: 1.Identificar los factores del donante asociados a la condici\u00f3n de hbsag &#8211; y anti-hbc+. 2. Estudiar la preValencia del vhb en estos donantes. 3. Establecer mecanismos de decisi\u00f3n que permitan reducir su transmisi\u00f3n y 4. Seg\u00fan los resultados y si fuera posible, crear un algoritmo de reentrada de los donantes anti-hbc positivos excluidos previamente.  se analizaron 9078 donaciones muestras de donaciones desde el 14 de enero de 2002 hasta el 4 de septiembre de 2003 para el anti-hbc mediante quimioluminiscencia (chlia, prism). De ellas, 421 resultaron repetidamente reactivas, por lo que se diluyeron al 1\/64 y 1\/128, tambi\u00e9n se cuantific\u00f3 el anti-hbs y se realiz\u00f3 detecci\u00f3n de adn-vhb. Se compar\u00f3 el grupo de donantes anti-hbc+ con un grupo control anti-hbc-.  los resultados obtenidos nos llevan a las siguientes conclusiones: 1) el 4,6% de las donaciones en el banco de sangre y tejidos de cantabria fueron positivas para el anti-hbc. 2) ninguno de los donantes anti-hbc+ con hbsag- fue positivo para el adn-vhb. 3) los donantes anti-hbc+ tuvieron mayor edad media, con una relaci\u00f3n dosis paciente. 4) de media, los donantes anti-hbc+ comenzaron a donar 4,5 a\u00f1os m\u00e1s tarde que los donantes anti-hbc-. si se excluyen de la donaci\u00f3n los sujetos anti-hbc+, el n\u00famero de donaciones perdidas ser\u00e1<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Detecci\u00f3n del virus de la hepatitis b en donantes de sangre de cantabria antihbc-positivos y hbs-antigeno negativos.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Detecci\u00f3n del virus de la hepatitis b en donantes de sangre de cantabria antihbc-positivos y hbs-antigeno negativos. <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Gonzalez Ponte Mar\u00eda  Luisa <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Cantabria<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 25\/04\/2006<\/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>Francisco Javier Llorca Diaz<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Jes\u00fas Gonzalez  macias <\/li>\n<li> Juan  Mar\u00eda  garcia lobo (vocal)<\/li>\n<li>angel Gil de Miguel (vocal)<\/li>\n<li> Delgado rodr\u00ed\u00b6guez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Gonzalez Ponte Mar\u00eda Luisa La tasa de detecci\u00f3n del virus de la hepatitis b (vhb) en los 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