Publication: Deficiencia nutricional de yodo en gestantes pertenecientes al distrito sanitario Sierra de Huelva-Andévalo, sur de España
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Identifiers
Date
2011-09
Authors
Arrobas Velilla, Teresa
González Rodríguez, Concepción
Barco Sánchez, Antonio
Castaño López, Miguel
Perea Carrasco, Rafael
Pascual Salvador, Elena
Limón Padilla, J
Marina Tascón, Elena
Perea Brenes, M
Sánchez Mateos, María Águila
Advisors
Journal Title
Journal ISSN
Volume Title
Publisher
Imbiomed
Abstract
Introducción: El yodo es un oligoelemento esencial que interviene en la síntesis de hormonas tioideas (T3 y T4). Las necesidades de yodo se modifican según la edad y circunstancias fisiológicas, alcanzando los mayores requerimientos en el embarazo y la lactancia. En un estudio previo realizado por nuestro grupo en 2008 en la provincia de Huelva, se detectó una zona deficiente de yodo en Huelva y especialmente en el distrito de Sierra de Huelva-Andévalo, mediante la determinación de TSH Neonatal. Objetivo: Reforzar la campaña de suplementación de yodo en esta región, el impacto sobre los recién nacidos y la determinación de la concentración de yodo en orina. Material y métodos: Estudio realizado conjuntamente por la Unidad de Hipotiroidismo Congénito del Departamento de Bioquímica Clínica del Hospital Universitario Virgen Macarena de Sevilla y los Servicios de Ginecología y Análisis Clínicos del Hospital de Río Tinto (Huelva) con duración de dos años (2007-2009). Se incluyeron 313 gestantes en el estudio. Todas cumplimentaron la encuesta para valorar el estado nutricional de yodo de la zona en la que residían. Se determinó la yoduria por HPLC y se realizó una base de datos con los resultados de las encuestas. Conclusiones: Las gestantes del distrito sanitario Sierra de Huelva-Andévalo presentaron una deficiente suplementación de yodo y una deficiencia de yodo. Según los cuestionarios, esta deficiencia se debe a un aporte insuficiente de suplementos y una baja adherencia al tratamiento.
Background. Iodine is an essential trace element implicated in synthesis of thyroid hormones. Iodine requirements vary throughout life. Yhis iodine requirement is increased during pregnancy and breastfeeding. In a previous study carried out by our group in 2008, we detected an iodine-deficient area in the province of Huelva, specially in dictrict Sierra de Huelva-Andévalo by means of neonatal TSH determinations. Objective. To reinforce the iodine supplementation campaign and its impact on their newborns in order to assess nutrition iodine status in 'pregnant women using questionnaire and ioduria determination. Material and methods. This study has been jointly carried out by Congenital Hypothiroidism Unit of the Clinical Biochemistry Department of the Virgen Macarena University Hosplital (Seville) and the Gynecology and Clinical Analysis Unit of the Río Tinto Hospital (Huelva) during two years. We studied 313 pregnant women. All of them filled out a personal questionnaire to know the iodine nutritional status in their area. Ioduria was determined by high-resolution liquid chromatography. Data from pregnant and results of the studied variables were analyzed with SPSS v.13.0. Conclusions. Pregnant women from the sanitary district Sierra de Huelva-Andévalo present a median for ioduria which corresponds to an insufficient iodine intake according to the WHO classification. The questionnaire suggest that this iodine deficiency is consequence of an insufficient iodine intake and a low adherence to the treatment.
Background. Iodine is an essential trace element implicated in synthesis of thyroid hormones. Iodine requirements vary throughout life. Yhis iodine requirement is increased during pregnancy and breastfeeding. In a previous study carried out by our group in 2008, we detected an iodine-deficient area in the province of Huelva, specially in dictrict Sierra de Huelva-Andévalo by means of neonatal TSH determinations. Objective. To reinforce the iodine supplementation campaign and its impact on their newborns in order to assess nutrition iodine status in 'pregnant women using questionnaire and ioduria determination. Material and methods. This study has been jointly carried out by Congenital Hypothiroidism Unit of the Clinical Biochemistry Department of the Virgen Macarena University Hosplital (Seville) and the Gynecology and Clinical Analysis Unit of the Río Tinto Hospital (Huelva) during two years. We studied 313 pregnant women. All of them filled out a personal questionnaire to know the iodine nutritional status in their area. Ioduria was determined by high-resolution liquid chromatography. Data from pregnant and results of the studied variables were analyzed with SPSS v.13.0. Conclusions. Pregnant women from the sanitary district Sierra de Huelva-Andévalo present a median for ioduria which corresponds to an insufficient iodine intake according to the WHO classification. The questionnaire suggest that this iodine deficiency is consequence of an insufficient iodine intake and a low adherence to the treatment.
Description
MeSH Terms
Medical Subject Headings::Chemicals and Drugs::Inorganic Chemicals::Elements::Halogens::Iodine
Medical Subject Headings::Phenomena and Processes::Reproductive and Urinary Physiological Phenomena::Reproductive Physiological Phenomena::Reproductive Physiological Processes::Reproduction::Pregnancy
Medical Subject Headings::Analytical, Diagnostic and Therapeutic Techniques and Equipment::Investigative Techniques::Epidemiologic Methods::Data Collection::Nutrition Assessment::Nutrition Surveys::Diet Surveys
Medical Subject Headings::Phenomena and Processes::Physiological Phenomena::Nutritional Physiological Phenomena::Nutritional Status
Medical Subject Headings::Health Care::Environment and Public Health::Public Health::Epidemiologic Methods::Data Collection::Questionnaires
Medical Subject Headings::Phenomena and Processes::Reproductive and Urinary Physiological Phenomena::Reproductive Physiological Phenomena::Reproductive Physiological Processes::Reproduction::Pregnancy
Medical Subject Headings::Analytical, Diagnostic and Therapeutic Techniques and Equipment::Investigative Techniques::Epidemiologic Methods::Data Collection::Nutrition Assessment::Nutrition Surveys::Diet Surveys
Medical Subject Headings::Phenomena and Processes::Physiological Phenomena::Nutritional Physiological Phenomena::Nutritional Status
Medical Subject Headings::Health Care::Environment and Public Health::Public Health::Epidemiologic Methods::Data Collection::Questionnaires
DeCS Terms
CIE Terms
Keywords
Iodine, Micronutrient deficiencies, Salt iodisation, Iodine status, Assessment of iodine deficiency, Disorders, Deficiencia de yodo, Sal yodada, Yoduria, Gestantes, Suplementos de yodo
Citation
Arrobas T, González C, Barco A, Castaño M, Perea R, Pascua E, et al. Deficiencia nutricional de yodo en gestantes pertenecientes al distrito sanitario Sierra de Huelva-Andévalo, sur de España. Rev Invest Clín 2011;63(5):467-474