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Browsing by Autor "Rodriguez, Susana"

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    Prevalence of insulin resistance and its association with metabolic syndrome criteria among Bolivian children and adolescents with obesity.
    (2008) Caceres, Margoth; Teran, C G; Rodriguez, Susana; Medina, Marcos
    BACKGROUND: Obesity is a one of the most common nutritional disorder worldwide, clearly associated with the metabolic syndrome, condition with implications for the development of many chronic diseases. In the poorest countries of Latin America, malnourishment is still the most prevalent nutritional problem, but obesity is emerging in alarming rates over the last 10 years without a predictable association with metabolic syndrome. The objective of our study was to determine the association between insulin-resistance and components of the metabolic syndrome in a group of Bolivian obese children and adolescents. The second objective was determining the relation of acanthosis nigricans and insulin-resistance. METHODS: We studied 61 obese children and adolescents aged between 5 and 18 years old. All children underwent an oral glucose tolerance test and fasting blood sample was also obtained to measure insulin, HDL, LDL and triglycerides serum level. The diagnosis of metabolic syndrome was defined according to National Cholesterol Education Program-Adult Treatment Panel (NCEP-ATP III) criteria adapted for children. RESULTS: Metabolic syndrome was found in 36% of the children, with a higher rate among males (40%) than females (32.2%) (p = 0.599). The prevalence of each of the components was 8.2% in impaired glucose tolerance, 42.6% for high triglyceride level, 55.7% for low levels of high-density lipoprotein cholesterol, and 24.5% for high blood pressure. Insulin resistance (HOMA-IR > 3.5) was found in 39.4% of the children, with a higher rate in males (50%) than females (29%). A strong correlation was found between insulin resistance and high blood pressure (p = 0.0148) and high triglycerides (p = 0.002). No statistical significance was found between the presence of acanthosis nigricans and insulin resistance. CONCLUSION: Metabolic syndrome has a prevalence of 36% in children and adolescent population in the study. Insulin resistance was very common among children with obesity with a significant association with high blood pressure and high triglycerides presence.
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    Síndrome metabólico, factores de riesgo en niños y adolescentes con sobrepeso
    (Gac Med Bol, 2016) Manzur, María del Rosario; Rodriguez, Susana; Yañez, Rosse Mary; Ortuño, Mabel; García, Selma; Fernandez, Neysa; Zeballos, Marco; Armaza, Ada; Baldomar, Jorge; Baldomar, Carolina
    Introducción: se asocia al Síndrome Metabólico, la probabilidad de contraer enfermedad cardiovascular, hipertensión, resistencia a la insulina, diabetes y muerte prematura. Objetivo: evaluar la presencia de Síndrome Metabólico en niños y adolescentes con sobrepeso y establecer la prevalencia de los factores de riesgo asociados al Síndrome Metabólico. Métodos: estudio transversal, descriptivo y analítico en niños y adolescentes con sobrepeso que acudieron a consulta de Endocrinología de los Hospitales "Manuel Ascencio Villarroel" y "Albina Patiño" de la ciudad de Cochabamba entre mayo a julio de 2015. Un total de 41 niños y adolescentes de 7 a 16 años de edad (24 hombres y 17 mujeres), fueron sometidos a evaluación antropométrica y laboratorial. Resultados: la prevalencia de Síndrome Metabólico en niños y adolescentes fue de 41%; el componente más frecuente de SM fue el HDL bajo que alcanzó el 78%, seguido de hipertrigliceridemia con un 48.8 %. Se observa la existencia de una asociación altamente significativa (Sig. 0.021) en la determinación del Indice de HOMA con el sobrepeso y obesidad. De igual forma entre la Insulina y el Indice de HOMA (Sig. 0,009). Al relacionar los criterios para la determinación de Síndrome metabólico, el 41,7% de los pacientes con sobrepeso presenta un solo factor de riesgo, al igual que el 44,83% de los que presentan obesidad, los que presentan 2 factores de riesgo, los valores son similares entre la población que presenta sobrepeso y obesidad (41,7% y 41,4 % respectivamente). Conclusiones: desarrollar hábitos y estilo de vida saludables a una edad temprana, para evitar las consecuencias del Síndrome Metabólico, además de reducir los costos de atención a pacientes con enfermedades cardiovasculares o Diabetes Mellitus tipo 2. De ahí la importancia de realizar estudios que confirmen el diagnóstico precoz.Palabras claves:síndrome metabólico,resistencia a la insulina, factores de riesgo, obesidad.

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