Risk Factors for Adverse Neurodevelopment in Transient or Persistent Congenital Hyperinsulinism

ObjectiveAim was to identify hypotheses why adverse neurodevelopment still occurs in children with transient or persistent hyperinsulinism despite improvements in long-term treatment options during the last decades.Material and MethodsA retrospective review of 87 children with transient (n=37) or pe...

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Main Authors: Marcia Roeper, Roschan Salimi Dafsari, Henrike Hoermann, Ertan Mayatepek, Sebastian Kummer, Thomas Meissner
Format: Article
Language:English
Published: Frontiers Media S.A. 2020-11-01
Series:Frontiers in Endocrinology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fendo.2020.580642/full
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author Marcia Roeper
Roschan Salimi Dafsari
Henrike Hoermann
Ertan Mayatepek
Sebastian Kummer
Thomas Meissner
author_facet Marcia Roeper
Roschan Salimi Dafsari
Henrike Hoermann
Ertan Mayatepek
Sebastian Kummer
Thomas Meissner
author_sort Marcia Roeper
collection DOAJ
description ObjectiveAim was to identify hypotheses why adverse neurodevelopment still occurs in children with transient or persistent hyperinsulinism despite improvements in long-term treatment options during the last decades.Material and MethodsA retrospective review of 87 children with transient (n=37) or persistent congenital hyperinsulinism (CHI) (n=50) was conducted at the University Children’s Hospital Duesseldorf, Germany. Possible risk factors for neurodevelopmental sequelae due to hypoglycemia were analyzed with a focus on the first days after onset of disease.ResultsMedian age at follow-up was 7 years (IQR 8). Adverse neurodevelopmental outcome was seen in 34.5% (n=30) of all CHI patients. Fifteen had mildly abnormal neurodevelopment and 15 had a severe hypoglycemic brain injury. In univariate analysis, mildly abnormal neurodevelopment was associated with the diagnosis of persistent CHI (odds ratio (OR) 8.3; p=0.004) and higher birth weight (mean difference 1049 g; p<0.001). Severe hypoglycemic brain injury was associated with the diagnosis of persistent CHI (OR 5.1; p=0.013), being born abroad (OR 18.3; p<0.001) or in a lower-level maternity hospital (OR 4.8; p=0.039), and of note history of hypoglycemic seizures (OR 13.0; p=<0.001), and a delay between first symptoms of hypoglycemia and first blood glucose measurement/initiation of treatment (OR 10.7; p<0.001). Children with severe hypoglycemic brain injury had lower recorded blood glucose (mean difference -8.34 mg/dl; p=0.022) and higher birth weight than children with normal development (mean difference 829 g; p=0.012). In multivariate binary logistic regression models, lowest blood glucose <20 mg/dl (OR 134.3; p=0.004), a delay between initial symptoms and first blood glucose measurement/initiation of treatment (OR 71.7; p=0.017) and hypoglycemic seizures (OR 12.9; p=0.008) were positively correlated with severe brain injury. Analysis showed that the odds for brain injury decreased by 15% (OR 0.85; p=0.035) if the blood glucose increased by one unit.ConclusionWhile some risk factors for adverse outcome in CHI are not influenceable, others like lowest recorded blood glucose values <20 mg/dl, hypoglycemic seizures, and insufficiently—or even untreated hypoglycemia can be avoided. Future guidelines for management of neonatal hypoglycemia should address this by ensuring early identification and immediate treatment with appropriate escalation steps.
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spelling doaj.art-324e4560446c4560824f953b8203dbd82022-12-21T22:09:38ZengFrontiers Media S.A.Frontiers in Endocrinology1664-23922020-11-011110.3389/fendo.2020.580642580642Risk Factors for Adverse Neurodevelopment in Transient or Persistent Congenital HyperinsulinismMarcia RoeperRoschan Salimi DafsariHenrike HoermannErtan MayatepekSebastian KummerThomas MeissnerObjectiveAim was to identify hypotheses why adverse neurodevelopment still occurs in children with transient or persistent hyperinsulinism despite improvements in long-term treatment options during the last decades.Material and MethodsA retrospective review of 87 children with transient (n=37) or persistent congenital hyperinsulinism (CHI) (n=50) was conducted at the University Children’s Hospital Duesseldorf, Germany. Possible risk factors for neurodevelopmental sequelae due to hypoglycemia were analyzed with a focus on the first days after onset of disease.ResultsMedian age at follow-up was 7 years (IQR 8). Adverse neurodevelopmental outcome was seen in 34.5% (n=30) of all CHI patients. Fifteen had mildly abnormal neurodevelopment and 15 had a severe hypoglycemic brain injury. In univariate analysis, mildly abnormal neurodevelopment was associated with the diagnosis of persistent CHI (odds ratio (OR) 8.3; p=0.004) and higher birth weight (mean difference 1049 g; p<0.001). Severe hypoglycemic brain injury was associated with the diagnosis of persistent CHI (OR 5.1; p=0.013), being born abroad (OR 18.3; p<0.001) or in a lower-level maternity hospital (OR 4.8; p=0.039), and of note history of hypoglycemic seizures (OR 13.0; p=<0.001), and a delay between first symptoms of hypoglycemia and first blood glucose measurement/initiation of treatment (OR 10.7; p<0.001). Children with severe hypoglycemic brain injury had lower recorded blood glucose (mean difference -8.34 mg/dl; p=0.022) and higher birth weight than children with normal development (mean difference 829 g; p=0.012). In multivariate binary logistic regression models, lowest blood glucose <20 mg/dl (OR 134.3; p=0.004), a delay between initial symptoms and first blood glucose measurement/initiation of treatment (OR 71.7; p=0.017) and hypoglycemic seizures (OR 12.9; p=0.008) were positively correlated with severe brain injury. Analysis showed that the odds for brain injury decreased by 15% (OR 0.85; p=0.035) if the blood glucose increased by one unit.ConclusionWhile some risk factors for adverse outcome in CHI are not influenceable, others like lowest recorded blood glucose values <20 mg/dl, hypoglycemic seizures, and insufficiently—or even untreated hypoglycemia can be avoided. Future guidelines for management of neonatal hypoglycemia should address this by ensuring early identification and immediate treatment with appropriate escalation steps.https://www.frontiersin.org/articles/10.3389/fendo.2020.580642/fullbrain injuryhyperinsulinismhypoglycemiaoutcomeneurodevelopmentrisk factors
spellingShingle Marcia Roeper
Roschan Salimi Dafsari
Henrike Hoermann
Ertan Mayatepek
Sebastian Kummer
Thomas Meissner
Risk Factors for Adverse Neurodevelopment in Transient or Persistent Congenital Hyperinsulinism
Frontiers in Endocrinology
brain injury
hyperinsulinism
hypoglycemia
outcome
neurodevelopment
risk factors
title Risk Factors for Adverse Neurodevelopment in Transient or Persistent Congenital Hyperinsulinism
title_full Risk Factors for Adverse Neurodevelopment in Transient or Persistent Congenital Hyperinsulinism
title_fullStr Risk Factors for Adverse Neurodevelopment in Transient or Persistent Congenital Hyperinsulinism
title_full_unstemmed Risk Factors for Adverse Neurodevelopment in Transient or Persistent Congenital Hyperinsulinism
title_short Risk Factors for Adverse Neurodevelopment in Transient or Persistent Congenital Hyperinsulinism
title_sort risk factors for adverse neurodevelopment in transient or persistent congenital hyperinsulinism
topic brain injury
hyperinsulinism
hypoglycemia
outcome
neurodevelopment
risk factors
url https://www.frontiersin.org/articles/10.3389/fendo.2020.580642/full
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