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3.
J Res Med Sci ; 18(3): 205-9, 2013 Mar.
Artículo en Inglés | MEDLINE | ID: mdl-23930116

RESUMEN

BACKGROUND: Contrast induced kidney injury is an acute renal dysfunction that is secondary to the administration of radio contrast media. The purpose of this study was to evaluate the levels of urotensin-II (UT-II) and endothelin-I (ET-I) after contrast media administration in patients undergoing percutaneous coronary interventions. MATERIALS AND METHODS: In this prospective cohort study, we evaluated 78 patients with coronary artery disease who were scheduled for and ultimately underwent percutaneous coronary interventions. As a contrast material, nonionic contrast media was used in various amounts (70-480 mL). Blood and urine samples were obtained to measure U-II, ET-I just before and at the twenty-fourth hour of percutaneous coronary interventions. RESULTS: Compared to baseline, twenty-fourth hour creatinine levels were significantly increased (P < 0.001). The twenty-fourth hour serum and urine levels of both UT-II and ET-I were also significantly increased compared to baseline (P < 0.001 for all) and 24(th) hour serum and urine UT-II (r = 0.322, P = 0.004; r = 0.302, P = 0.007 respectively), ET-I (r = 0.511, P < 0.001; r = 0.266, P = 0.019 respectively) levels were significantly correlated with the amount of contrast media. CONCLUSION: Our study indicates that; increased UT-II and ET-I levels seem to be a consequence of hazardous effects of contrast media on blood vessels and the kidney.

7.
Clin Invest Med ; 35(3): E126-31, 2012 Jun 01.
Artículo en Inglés | MEDLINE | ID: mdl-22673315

RESUMEN

PURPOSE: The aim of the present study was to evaluate the average sleeping energy expenditure (EE) levels using the SenseWear Armband (SWA) in patients with overt and subclinical hypothyroidism. METHODS: Sixty patients with hypothyroidism and 30 healthy individuals were recruited for the study. Hypothyroid patients were divided into two groups: group 1 (n = 30) consisted of patients with overt hypothyroidism and group 2 (n = 30) consisted of patients with subclinical hypothyroidism. Lastly, group 3 (n = 30) consisted of healthy subjects. The average EE and metabolic equivalent of task (MET) values during sleep of all the hypothyroid participants were analyzed at baseline and at the end of the study. Data were also obtained from the healthy subjects at baseline. RESULTS: The average sleeping EE and METs values were not significantly different at baseline. Similarly, these values did not change significantly after achieving a euthyroid state via thyroid hormone replacement (both p > 0.05). CONCLUSIONS: Contrary to what has been previously reported , the average sleeping EE and METs values in all hypothyroid patients and healthy individuals were similar at baseline and did not change in the patients with overt and subclinical hypothyroidism after achievement of a euthyroid state.


Asunto(s)
Brazo , Metabolismo Energético/fisiología , Hipotiroidismo/fisiopatología , Monitoreo Ambulatorio/instrumentación , Sueño/fisiología , Adulto , Estudios de Casos y Controles , Femenino , Humanos , Hipotiroidismo/tratamiento farmacológico , Masculino , Hormonas Tiroideas/sangre , Hormonas Tiroideas/uso terapéutico
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