{"id":26866,"date":"2025-09-05T16:08:37","date_gmt":"2025-09-05T14:08:37","guid":{"rendered":"https:\/\/lluita.org\/an-innovative-test-improves-the-detection-of-chronic-schistosomiasis-in-migrants\/"},"modified":"2025-09-05T16:08:37","modified_gmt":"2025-09-05T14:08:37","slug":"an-innovative-test-improves-the-detection-of-chronic-schistosomiasis-in-migrants","status":"publish","type":"post","link":"https:\/\/lluita.org\/fr\/an-innovative-test-improves-the-detection-of-chronic-schistosomiasis-in-migrants\/","title":{"rendered":"An innovative test improves the detection of chronic schistosomiasis in migrants"},"content":{"rendered":"<p>La <a href=\"https:\/\/lluita.org\/es\/la-esquistosomiasis-es-una-infeccion-no-endemica-infradiagnosticada-que-puede-afectar-a-17-000-personas-en-cataluna\/?swcfpc=1\">esquistosomiasis<\/a> es una <strong>enfermedad parasitaria end\u00e9mica<\/strong> en muchas regiones del \u00c1frica subsahariana, pero a menudo pasa desapercibida en personas migrantes que viven en pa\u00edses no end\u00e9micos. <strong>La falta de pruebas diagn\u00f3sticas fiables para la fase cr\u00f3nica de la enfermedad dificulta su detecci\u00f3n y tratamiento<\/strong>, con un impacto significativo en la salud y el bienestar de las personas afectadas.<\/p>\n<p>Un <a href=\"https:\/\/academic.oup.com\/ofid\/article\/12\/7\/ofaf328\/8196494?searchresult=1\">nuevo estudio<\/a> liderado por la Dra. S\u00edlvia Roure, jefa de la l\u00ednea de Salud Internacional de la Fundaci\u00f3n y directora de la Unidad de Salud Internacional del \u00c1rea Metropolitana Norte, publicado en <em>Open Forum Infectious Diseases<\/em>,<strong> ha evaluado la eficacia de varios tests serol\u00f3gicos para el cribado de la infecci\u00f3n, incluyendo un innovador test inmunocromatogr\u00e1fico<\/strong> (ICT) que puede utilizarse tanto con suero como con sangre capilar obtenida mediante una punci\u00f3n en el dedo. <strong>El objetivo era identificar la mejor estrategia de cribado para personas migrantes de larga estancia procedentes del \u00c1frica subsahariana, evaluar la nueva t\u00e9cnica y compararla con las t\u00e9cnicas actualmente disponibles (ELISA, ICT-p).<\/strong><\/p>\n<h3>\u00bfCu\u00e1les han sido los principales resultados de esta investigaci\u00f3n en esquistosomiasis?<\/h3>\n<p>En el estudio se han analizado 202 personas, con una edad media de 42,7 a\u00f1os. El 75,7% eran hombres y el 42,6% proced\u00edan de Senegal.<\/p>\n<p>Los resultados indican que el <strong>test ICT-b con suero (ICT-b (s)) mostr\u00f3 una sensibilidad muy superior a la de los dem\u00e1s tests, con un 46,5% de resultados positivos<\/strong>, casi el doble de casos detectados por las pruebas actualmente disponibles: ELISA (15,8%), ICT-p (24,3%) e ICT-b con sangre capilar (28,7%). En este caso, <strong>el test ICT-b (s) detect\u00f3 casi todos los casos positivos identificados por los otros tests,<\/strong> y solo 6 muestras positivas con otras pruebas no fueron detectadas por ICT-b (s).<\/p>\n<p>A pesar de las discrepancias entre tests, <strong>todos mostraron una buena correlaci\u00f3n con signos cl\u00ednicos compatibles con esquistosomiasis cr\u00f3nica<\/strong> y con la respuesta al tratamiento, lo que evidencia una buena sensibilidad y una buena especificidad de la nueva t\u00e9cnica.<\/p>\n<p>Los pacientes que dieron positivo fueron tratados con prazicuantel y casi <strong>el 90% de ellos mostraron una respuesta positiva al tratamiento al cabo de un a\u00f1o.<\/strong><\/p>\n<h3>\u00bfQu\u00e9 repercusi\u00f3n puede tener este estudio en la salud p\u00fablica?<\/h3>\n<p>Estos hallazgos tienen implicaciones importantes para el dise\u00f1o de estrategias de cribado comunitario en pa\u00edses no end\u00e9micos. Por un lado, <strong>el test ICT-b (s) es el m\u00e1s sensible y podr\u00eda utilizarse en centros de atenci\u00f3n primaria o en programas comunitarios<\/strong>, siempre que se disponga de una centr\u00edfuga, un aparato de laboratorio necesario para obtener suero.<\/p>\n<p>Por otro lado, <strong>si no se dispone de este dispositivo, el test ICT-b (FP) con sangre capilar puede ser una buena primera opci\u00f3n<\/strong>, aunque los resultados negativos deber\u00edan confirmarse con una segunda prueba.<\/p>\n<p>Tambi\u00e9n hay que tener en cuenta que <strong>ning\u00fan test serol\u00f3gico puede descartar completamente la enfermedad,<\/strong> por lo tanto, la evaluaci\u00f3n cl\u00ednica sigue siendo esencial para decidir el tratamiento.<\/p>\n<p>Aun as\u00ed, <strong>el uso de tests r\u00e1pidos en el punto de atenci\u00f3n puede facilitar una estrategia \u201ctest-and-treat\u201d en poblaciones de dif\u00edcil acceso<\/strong>, como migrantes sin papeles o personas refugiadas, que a menudo encuentran barreras para acceder a los servicios sanitarios.<\/p>\n<p>De esta manera, \u201ceste avance puede <strong>contribuir a reducir el n\u00famero de casos no diagnosticados, mejorar el acceso al tratamiento y prevenir posibles transmisiones locales<\/strong> de la enfermedad en Europa\u201d, explica la Dra. S\u00edlvia Roure.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La esquistosomiasis es una enfermedad parasitaria end\u00e9mica en muchas regiones del \u00c1frica subsahariana, pero a menudo pasa desapercibida en personas migrantes que viven en pa\u00edses no end\u00e9micos. La falta de pruebas diagn\u00f3sticas fiables para la fase cr\u00f3nica de la enfermedad dificulta su detecci\u00f3n y tratamiento, con un impacto significativo en la salud y el bienestar [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":26867,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[444],"class_list":["post-26866","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-salut-internacional"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>An innovative test improves the detection of chronic schistosomiasis in migrants - Fundaci\u00f3 Lluita contra les Infeccions<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/lluita.org\/fr\/an-innovative-test-improves-the-detection-of-chronic-schistosomiasis-in-migrants\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"An innovative test improves the detection of chronic schistosomiasis in migrants\" \/>\n<meta property=\"og:description\" content=\"La esquistosomiasis es una enfermedad parasitaria end\u00e9mica en muchas regiones del \u00c1frica subsahariana, pero a menudo pasa desapercibida en personas migrantes que viven en pa\u00edses no end\u00e9micos. 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