Cord blood Bilirubin as a predictor of Neonatal Hyperbilirubinemia

Background: Bilirubin is an antioxidant that protects newborns against free radicals during the first days of their lives, but at high levels is neurotoxic and causes brain damage. In this study we aimed to determine whether the measurement of bilirubin level in noninvasively taken cord blood could...

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Main Authors: Danijela Furlan, Ana Ilijaš-Trofenik, Vladimir Weber, Zlata Felc, Borut Bratanič, Jana Lukač-Bajalo
Format: Article
Language:English
Published: Slovenian Medical Association 2010-06-01
Series:Zdravniški Vestnik
Online Access:http://vestnik.szd.si/index.php/ZdravVest/article/view/267
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author Danijela Furlan
Ana Ilijaš-Trofenik
Vladimir Weber
Zlata Felc
Borut Bratanič
Jana Lukač-Bajalo
author_facet Danijela Furlan
Ana Ilijaš-Trofenik
Vladimir Weber
Zlata Felc
Borut Bratanič
Jana Lukač-Bajalo
author_sort Danijela Furlan
collection DOAJ
description Background: Bilirubin is an antioxidant that protects newborns against free radicals during the first days of their lives, but at high levels is neurotoxic and causes brain damage. In this study we aimed to determine whether the measurement of bilirubin level in noninvasively taken cord blood could be a predictor of a pathological jaundice requiring medical treatment. Methods: Cord blood and a control sample taken on the third day of life were taken from 185 healthy full-term newborns of both genders. Bilirubin levels were determined according to the Jandrassik-Grof method. Statistical characteristics were calculated using statistic programs ANOVA and t-test. Results: 117 (63.2 %) of the newborns had physiological jaundice with 28 ± 7.8 μmol/L bilirubin in cord blood, and 68 (36.8 %) had pathological jaundice with 35 ± 7.8 μmol/L bilirubin. 20 (10.8 %) newborns had been treated by phototherapy, and had levels of 40 ± 8.5 μmol/L bilirubin. Differences in cord blood bilirubin levels between groups were statistically significant (p < 0.001). Taking a cut-off value of 28 μmol/L cord blood bilirubin level, pathological jaundice can be predicted by 85.3 % and whether newborns require treatment or not by 100 % clinical sensitivity. Conclusions: The results of our study confirm that measurement of cord blood bilirubin level can be used as a screening test for predicting the development of pathological jaundice that requires medical treatment.
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spelling doaj.art-90fde4f114084281b7fe1f5a67ec3be72022-12-22T03:55:01ZengSlovenian Medical AssociationZdravniški Vestnik1318-03471581-02242010-06-01796159Cord blood Bilirubin as a predictor of Neonatal HyperbilirubinemiaDanijela FurlanAna Ilijaš-TrofenikVladimir WeberZlata FelcBorut BrataničJana Lukač-BajaloBackground: Bilirubin is an antioxidant that protects newborns against free radicals during the first days of their lives, but at high levels is neurotoxic and causes brain damage. In this study we aimed to determine whether the measurement of bilirubin level in noninvasively taken cord blood could be a predictor of a pathological jaundice requiring medical treatment. Methods: Cord blood and a control sample taken on the third day of life were taken from 185 healthy full-term newborns of both genders. Bilirubin levels were determined according to the Jandrassik-Grof method. Statistical characteristics were calculated using statistic programs ANOVA and t-test. Results: 117 (63.2 %) of the newborns had physiological jaundice with 28 ± 7.8 μmol/L bilirubin in cord blood, and 68 (36.8 %) had pathological jaundice with 35 ± 7.8 μmol/L bilirubin. 20 (10.8 %) newborns had been treated by phototherapy, and had levels of 40 ± 8.5 μmol/L bilirubin. Differences in cord blood bilirubin levels between groups were statistically significant (p < 0.001). Taking a cut-off value of 28 μmol/L cord blood bilirubin level, pathological jaundice can be predicted by 85.3 % and whether newborns require treatment or not by 100 % clinical sensitivity. Conclusions: The results of our study confirm that measurement of cord blood bilirubin level can be used as a screening test for predicting the development of pathological jaundice that requires medical treatment.http://vestnik.szd.si/index.php/ZdravVest/article/view/267
spellingShingle Danijela Furlan
Ana Ilijaš-Trofenik
Vladimir Weber
Zlata Felc
Borut Bratanič
Jana Lukač-Bajalo
Cord blood Bilirubin as a predictor of Neonatal Hyperbilirubinemia
Zdravniški Vestnik
title Cord blood Bilirubin as a predictor of Neonatal Hyperbilirubinemia
title_full Cord blood Bilirubin as a predictor of Neonatal Hyperbilirubinemia
title_fullStr Cord blood Bilirubin as a predictor of Neonatal Hyperbilirubinemia
title_full_unstemmed Cord blood Bilirubin as a predictor of Neonatal Hyperbilirubinemia
title_short Cord blood Bilirubin as a predictor of Neonatal Hyperbilirubinemia
title_sort cord blood bilirubin as a predictor of neonatal hyperbilirubinemia
url http://vestnik.szd.si/index.php/ZdravVest/article/view/267
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AT vladimirweber cordbloodbilirubinasapredictorofneonatalhyperbilirubinemia
AT zlatafelc cordbloodbilirubinasapredictorofneonatalhyperbilirubinemia
AT borutbratanic cordbloodbilirubinasapredictorofneonatalhyperbilirubinemia
AT janalukacbajalo cordbloodbilirubinasapredictorofneonatalhyperbilirubinemia