Iron and Neurodevelopment in Preterm Infants: A Narrative Review

Iron is critical for brain development, playing key roles in synaptogenesis, myelination, energy metabolism and neurotransmitter production. NICU infants are at particular risk for iron deficiency due to high iron needs, preterm birth, disruptions in maternal or placental health and phlebotomy. If d...

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Autores principales: Kendell R. German, Sandra E. Juul
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Lenguaje:EN
Publicado: MDPI AG 2021
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Acceso en línea:https://doaj.org/article/f3ecb003d09348688202db2136190fde
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spelling oai:doaj.org-article:f3ecb003d09348688202db2136190fde2021-11-25T18:33:37ZIron and Neurodevelopment in Preterm Infants: A Narrative Review10.3390/nu131137372072-6643https://doaj.org/article/f3ecb003d09348688202db2136190fde2021-10-01T00:00:00Zhttps://www.mdpi.com/2072-6643/13/11/3737https://doaj.org/toc/2072-6643Iron is critical for brain development, playing key roles in synaptogenesis, myelination, energy metabolism and neurotransmitter production. NICU infants are at particular risk for iron deficiency due to high iron needs, preterm birth, disruptions in maternal or placental health and phlebotomy. If deficiency occurs during critical periods of brain development, this may lead to permanent alterations in brain structure and function which is not reversible despite later supplementation. Children with perinatal iron deficiency have been shown to have delayed nerve conduction speeds, disrupted sleep patterns, impaired recognition memory, motor deficits and lower global developmental scores which may be present as early as in the neonatal period and persist into adulthood. Based on this, ensuring brain iron sufficiency during the neonatal period is critical to optimizing neurodevelopmental outcomes and iron supplementation should be targeted to iron measures that correlate with improved outcomes.Kendell R. GermanSandra E. JuulMDPI AGarticleironneurodevelopmentbrain developmentNutrition. Foods and food supplyTX341-641ENNutrients, Vol 13, Iss 3737, p 3737 (2021)
institution DOAJ
collection DOAJ
language EN
topic iron
neurodevelopment
brain development
Nutrition. Foods and food supply
TX341-641
spellingShingle iron
neurodevelopment
brain development
Nutrition. Foods and food supply
TX341-641
Kendell R. German
Sandra E. Juul
Iron and Neurodevelopment in Preterm Infants: A Narrative Review
description Iron is critical for brain development, playing key roles in synaptogenesis, myelination, energy metabolism and neurotransmitter production. NICU infants are at particular risk for iron deficiency due to high iron needs, preterm birth, disruptions in maternal or placental health and phlebotomy. If deficiency occurs during critical periods of brain development, this may lead to permanent alterations in brain structure and function which is not reversible despite later supplementation. Children with perinatal iron deficiency have been shown to have delayed nerve conduction speeds, disrupted sleep patterns, impaired recognition memory, motor deficits and lower global developmental scores which may be present as early as in the neonatal period and persist into adulthood. Based on this, ensuring brain iron sufficiency during the neonatal period is critical to optimizing neurodevelopmental outcomes and iron supplementation should be targeted to iron measures that correlate with improved outcomes.
format article
author Kendell R. German
Sandra E. Juul
author_facet Kendell R. German
Sandra E. Juul
author_sort Kendell R. German
title Iron and Neurodevelopment in Preterm Infants: A Narrative Review
title_short Iron and Neurodevelopment in Preterm Infants: A Narrative Review
title_full Iron and Neurodevelopment in Preterm Infants: A Narrative Review
title_fullStr Iron and Neurodevelopment in Preterm Infants: A Narrative Review
title_full_unstemmed Iron and Neurodevelopment in Preterm Infants: A Narrative Review
title_sort iron and neurodevelopment in preterm infants: a narrative review
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/f3ecb003d09348688202db2136190fde
work_keys_str_mv AT kendellrgerman ironandneurodevelopmentinpreterminfantsanarrativereview
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