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Niveles de hormona estimulante de tiroides en niños obesos sin patología tiroidea / Levels of thyroid stimulating hormone in obese children without thyroid disease
Samaan Samaan, Suad Hortencia.
  • Samaan Samaan, Suad Hortencia; Universidad de San Martín de Porres. Lima. PE
Horiz. méd. (Impresa) ; 12(4): 23-28, oct.-dic. 2012. tab, graf
Article in Spanish | LILACS, LIPECS | ID: lil-680395
RESUMEN

OBJETIVO:

Identificar los niveles de Hormona estimulante de tiroides en niños obesos sin patología tiroidea que acuden al consultorio externo de Endocrinología del Instituto Nacional Salud Niño durante el 2010.

METODOLOGÍA:

Se revisó 1199 historias clínicas, seleccionando 156 pacientes por cumplir con los requerimientos del estudio. Se recolectó en una ficha clínica datos como el sexo, peso, edad, talla, perímetro abdominal, índice de masa corporal, TSH, T4 libre, niveles de insulina, glucosa basal y anticuerpos antitiroideos. Se excluyó niños con obesidad endógena, aquellos que usaban corticoide o fármacos que alteren la función tiroidea. Se exploró las diferencias del IMC, perímetro abdominal y resistencia a la insulina entre los pacientes obesos que presentaron niveles normales de TSH con los pacientes que presentaron TSH elevados.

RESULTADOS:

De los 156 obesos estudiados, 55 (35.3%) presentaron niveles elevados de TSH. El 81.8% de ellos, tuvo resistencia a la insulina, 94.5% un perímetro abdominal aumentado y un índice de masa corporal mayor que aquellos pacientes con valores adecuados de TSH. El valor máximo de TSH fue de 8.44uiU/ml.

CONCLUSIONES:

Los pacientes obesos con TSH elevado presentaron un perímetro abdominal, Índice de masa corporal y resistencia a la insulina mayor que aquellos pacientes obesos con valores adecuados de TSH.
ABSTRACT
OBJETIVE Identify levels of thyroid-stimulating hormone, in obese children without thyroid disease. The study subjects were seen as outpatients at the Instituto Nacional Salud Niño during 2010.

METHODS:

We did a retrospective review of 1199 medical records, using only 156 of them. We collected data about sex, age, weight, size, body mass index, abdominal circumference, TSH levels, free T4 levels, thyroid antibodies, insulin levels and glucose levels. Exclusion criteria included endogenous obesity, use of corticoids, and use of medications that can interfere with the thyroid function. We explored the difference between normal and elevated TSH levels according to body mass index, abdominal circumference and insulin resistance.

RESULTS:

From the 156 patients, 55 obese children (35.3%) had elevated TSH values. 81.8% of them had insulin resistance, 94.5% had a big abdominal circumference and a higher body mass index (minimum BMI was 21.76Kg/m2, maximum BMI was 40.02Kg/m2 vs minimum BMI was 19.34Kg/m2, maximum BMI was 37.4Kg/m2) in comparison to obese patients with normal TSH values. The maximum value of TSH was 8.44uiU/ml.

CONCLUSIONS:

Patients with elevated TSH values had a bigger abdominal circumference, insulin resistance and a higher body mass index in comparison to the obese patients that had a normal TSH value.
Subject(s)
Full text: Available Index: LILACS (Americas) Main subject: Thyrotropin / Child / Endocrinology / Insulin / Obesity Type of study: Prognostic study Limits: Humans Language: Spanish Journal: Horiz. méd. (Impresa) Year: 2012 Type: Article Institution/Affiliation country: Universidad de San Martín de Porres/PE

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Full text: Available Index: LILACS (Americas) Main subject: Thyrotropin / Child / Endocrinology / Insulin / Obesity Type of study: Prognostic study Limits: Humans Language: Spanish Journal: Horiz. méd. (Impresa) Year: 2012 Type: Article Institution/Affiliation country: Universidad de San Martín de Porres/PE