Abstract:
PURPOSE:To evaluate the serum levels of tumor necrosis factor (TNF) alpha and its soluble receptors in obese children with non-alcoholic fatty liver disease (NAFLD). MATERIAL/METHODS:Fasting serum levels of TNFalpha and its receptors were determined in 45 consecutive obese children with suspected liver disease and 20 lean controls. The degree of liver steatosis was graded in ultrasound according to Saverymuttu. 1H-MR spectroscopy was performed with 1.5T scanner with PRESS sequence. RESULTS:A fatty liver was confrmed in 32 children by ultrasonography (group I); 16 of them also had increased ALT activity (group Ia - NAFLD). Serum concentrations of TNFalpha and its receptors were significantly higher in obese children with NAFLD compared to controls. Significant correlation was found between ultrasonographic grade of liver steatosis and TNFalpha level but serum level of this adipokine was not significantly different in children with advanced liver steatosis (grade 2-3, n=13) compared to patients with mild steatosis (grade 1, n=19). The ability of TNFalpha and its receptors (R1, R2) to differentiate children with advanced liver steatosis from those with mild steatosis was insignificant. However, the ability of serum TNFalpha to differentiate obese children with liver steatosis from those without steatosis was significant (AUC=0.7448, p=0.0291). CONCLUSION:Although TNFalpha does not predict advanced liver steatosis, it may be suitable serum marker in predicting liver steatosis in obese children.
journal_name
Adv Med Scijournal_title
Advances in medical sciencesauthors
Lebensztejn DM,Kowalczuk D,Tarasów E,Skiba E,Kaczmarski Mdoi
10.2478/v10039-010-0008-5subject
Has Abstractpub_date
2010-01-01 00:00:00pages
74-9issue
1eissn
1896-1126issn
1898-4002pii
S1896-1126(14)60010-9journal_volume
55pub_type
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journal_title:Advances in medical sciences
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