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Nefrología (Madrid) ; 38(4): 414-419, jul.-ago. 2018. tab
Article in Spanish | IBECS | ID: ibc-177520

ABSTRACT

INTRODUCCIÓN: La disfunción diastólica del ventrículo izquierdo es predictor independiente de mortalidad en insuficiencia renal crónica (IRC). El incremento de la relación E/e' es un indicador de disfunción diastólica del ventrículo izquierdo. La asociación entre factores de riesgo cardiovascular y E/e' en niños con diálisis peritoneal automatizada (DPA) ha sido poco estudiada. OBJETIVO: Medir la asociación entre los factores de riesgo cardiovascular y E/e' en niños con IRC en DPA. MÉTODOS: Estudio transversal, prolectivo, observacional, analítico de niños de 6-16 años en DPA. Medimos la edad, el género, el tiempo de evolución, el tiempo en diálisis, el peso, la talla, la tensión arterial, la hemoglobina, la albúmina, el calcio, el fósforo, la hormona paratiroidea y la proteína C reactiva. Se midió E/e' y se consideró incrementada cuando fue mayor de 15. RESULTADOS: Estudiamos 29 niños (19 mujeres) con edad de 14,0 ± 2,5 años y 16,9 ± 11,2 meses en tratamiento sustitutivo. Un paciente tuvo fracción de eyección ventricular izquierda disminuida, 21 (72,4%) relación E/e' incrementada. E/e' correlacionó significativamente con hemoglobina (r = -0,53, p = 0,003). La hemoglobina y la albúmina fueron significativamente menores (9,72 ± 1,9 vs 12,2 ± 1,8; p = 0,004 y 3,6 ± 0,5 vs 4,0 ± 0,3; p = 0,035) y la proporción de pacientes con hipoalbuminemia y con anemia fue significativamente mayor (85,7% vs 37,5%; p = 0,019 y 61,9% vs 12,5%; p = 0,035) en los pacientes con E/e' incrementada. La hemoglobina fue el único predictor independiente de E/e' (Beta = - 0,66; p =0,020). Los pacientes con anemia tuvieron 10 veces más probabilidad de E/e' incrementada (IC 95% 1,5-65,6, p = 0,016). CONCLUSIONES: El 75% de los niños tuvieron E/e' incrementada. La anemia y la hipoalbuminemia se asociaron significativamente con E/e' incrementada


INTRODUCTION: Left ventricular diastolic dysfunction (LVDD) is an independent predictor of mortality in Chronic Kidney Disease (CKD). The increase in the E/e' ratio is an indicator of LVDD. The association between cardiovascular risk factors (CVRFs) and E/e' in children with automated peritoneal dialysis (APD) has not been widely studied. OBJECTIVE: To measure the association between CVRFs and E/e' in children with CKD on APD. METHODS: Cross-sectional, prolective, observational, analytical study of children aged 6-16 years on APD. We recorded age, gender, time since onset, time on dialysis, and measured weight, height, blood pressure, hemoglobin, albumin, calcium, phosphorus, parathyroid hormone, and C-reactive protein. E/e' ratio was measured and considered to have increased when it was higher than 15. RESULTS: Twenty-nine children were studied, (19 females). Age was 14.0 ± 2.5 years, and 16.9 ± 11.2 months with substitutive therapy. One patient had reduced left ventricular ejection fraction, and 21 (72.4%) had increased E/e'. E/e' correlated significantly with hemoglobin (r = -0.53, P = .003). Hemoglobin and albumin were significantly lower (9.72 ± 1.9 vs. 12.2 ± 1.8; P = .004 and 3.6 ± 0.5 vs. 4.0 ± 0.3; P = .035) and the proportion of patients with anemia and hypoalbuminemia was significantly higher (85.7% vs. 37.5%; P = .019 and 61.9% vs. 12.5%; P = .035) in patients with increased E/e'. Hemoglobin was the only independent predictor of E/e' (BetA= - 0.66; P = .020) and patients with anemia were 10 times more likely to have increased E/e' (95% CI 1.5-65.6, P = .016). CONCLUSIONS: 75% of the children had increased E/e'. Anemia and hypoalbuminemia were significantly related with an increased E/e'


Subject(s)
Humans , Male , Female , Child , Adolescent , Ventricular Dysfunction, Left/etiology , Renal Insufficiency, Chronic/complications , Renal Insufficiency, Chronic/therapy , Peritoneal Dialysis , Anemia/complications , Hypoalbuminemia/complications , Risk Factors
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