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http://dx.doi.org/10.3345/kjp.2009.52.4.435

Correlaton between soluble transferrin receptor concentration and inflammatory markers  

Kim, So Young (Department of Pediatrics, Gyeongsang National University School of Medicine)
Son, Meong Hi (Department of Pediatrics, Gyeongsang National University School of Medicine)
Yeom, Jung suk (Department of Pediatrics, Gyeongsang National University School of Medicine)
Park, Ji sook (Department of Pediatrics, Gyeongsang National University School of Medicine)
Park, Eun Sil (Department of Pediatrics, Gyeongsang National University School of Medicine)
Seo, Ji-Hyun (Department of Pediatrics, Gyeongsang National University School of Medicine)
Lim, Jae-Young (Department of Pediatrics, Gyeongsang National University School of Medicine)
Park, Chan-Hoo (Department of Pediatrics, Gyeongsang National University School of Medicine)
Woo, Hyang-Ok (Department of Pediatrics, Gyeongsang National University School of Medicine)
Youn, Hee-Shang (Department of Pediatrics, Gyeongsang National University School of Medicine)
Publication Information
Clinical and Experimental Pediatrics / v.52, no.4, 2009 , pp. 435-440 More about this Journal
Abstract
Purpose : The concentration of soluble transferrin receptor (sTfR) is estimated as an iron parameter to evaluate erythropoiesis and iron status. The aim of our study is to evaluate the correlation between sTfR concentration and inflammatory parameters and to distinguish iron deficiency anemia from anemia of inflammation. Methods : One hundred and forty-four infants younger than two years of age who visited Gyeongsang University Hospital for 7 years from 2000 to 2006 were enrolled. Patients who had hemoglobin (Hb) <11 g/dL and ferritin <12 mg/L were excluded. Routine hematologic lab, serum ferritin, sTfR, and inflammatory markers [C-reactive protein(CRP), interleukin-6(IL-6), and absolute neutrophil count (ANC)] were investigated. Results : In all patients, the sTfR concentration showed a correlation with Hb, ferritin, MCV, and ANC, but not with CRP and IL-6. In multiple regression models, positive correlations were found between sTfR concentration and IL-6 (r=0.078, P=0.043), and negative correlations were found between sTfR concentration and ANC (r=-0.117, P=0.033) and MCV (r=-0.027, P=0.009). Conclusion : sTfR concentration was influenced by inflammatory parameters. Therefore, sTfR does not appear to be a useful parameter for discriminating between iron deficiency anemia and anemia of inflammation in infants.
Keywords
Receptor; Transferrin; Inflammation; Infant;
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