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Arch. argent. pediatr ; 110(6): 490-496, dic. 2012. graf, tab
Article in English | LILACS | ID: lil-662129

ABSTRACT

Introduction. No published material on the preva lence of celiac disease (CD) in the pediatric population of Argentina has been found up to date. Objective. To estimate the prevalence of CD in a pediatric population (hospital-based sample) from 5 urban districts of Argentina. Methods. In a cross-sectional descriptive study, we analyzed serum samples from 2219 children, aged 3-16 years old, which had been requested for pre-surgical tests and for physical aptitude certifcates for sports in the province of Buenos Aires, and cities of Buenos Aires, Córdoba, Santa Fe and Salta. Children with a previous and accurate diagnosis of CD were also included. IgA class tissue transglu taminase antibodies were determined using serum samples, and those samples which turned out positive were also tested for IgA class endomysium an tibodies. A small intestine biopsy was proposed for those who had a positive serology. Results. Between May 2008 and August 2009, 29 positive serologies were found. A total of 22 duo denum biopsies were performed, and 21 turned out compatible with CD. Out of 2219 children, 7 had a previous diagnosis. A prevalence of 1.26% (1:79 children), with female gender predominance (p < 0.023) was found. Ninety percent of the celiac children were over 6 years old (p < 0.021). Silent celiac disease predominated but there was a 33% of symptomatic cases. Conclusions. The results of the trial show a higher prevalence of CD than expected. The finding of symptomatic patients (33%) suggests the undertak ing of different activities to spread the knowledge on this disease and promote the indication for serology test, to avoid complications by means of an early diagnosis.


Introducción. Hasta la fecha del estudio no se hallaron estudios poblacionales publicados sobre prevalencia de enfermedad celíaca en la población pediátrica argentina. Objetivo. Estimar la prevalencia de la enfermedad celíaca en población pediátrica a partir de una muestra de base hospitalaria de cinco distritos urbanos. Método. Diseño descriptivo de corte transversal. Bajo consentimiento informado, participaron 2219 niños, de 3 a 16 años, que realizaban estudios de laboratorio para exámenes prequirúrgicos o certificados de aptitud física deportiva del Conurbano bonaerense, y ciudades de Buenos Aires, Santa Fe, Córdoba y Salta. Se incluyeron niños con diagnóstico previo y certero de enfermedad celíaca dentro de esa población. Se determinaron anticuerpos antitransglutaminasa y, en las muestras positivas, anticuerpo antiendomisio. Se propuso biopsia de intestino delgado a quienes presentaron ambas serologías positivas. Resultados: 29 serologías fueron positivas. Se realizaron 22 biopsias de duodeno, 21 fueron compatibles con enfermedad celíaca y 7 presentaron diagnóstico previo. La prevalencia fue de 1,26% (1:79) IC 95% 0,84-1,81, con predominio del sexo femenino (p <0,039). El 90% de los niños celíacos hallados fueron mayores de 6 años. Las formas clínicas silentes predominaron, pero hubo un 33% de casos sintomáticos. Conclusión. Los resultados en la población estudiada muestran una prevalencia mayor que la esperada. El hallazgo de formas sintomáticas (33%) sugiere emprender acciones de difusión del conocimiento de la enfermedad y ampliar la indicación de serología para obtener diagnóstico precoz.


Subject(s)
Adolescent , Child , Child, Preschool , Female , Humans , Male , Celiac Disease/epidemiology , Argentina/epidemiology , Cross-Sectional Studies , Celiac Disease/diagnosis , Prevalence , Urban Health
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