Publications by authors named "Chris H P van den Akker"

Background: Over half of preterm neonates with necrotizing enterocolitis (NEC) require surgery, making it essential to understand short-term postoperative outcomes and complication rates. Therefore, this study aimed to provide an overview of 30-day postoperative complications for NEC. Secondary, risk factors for minor and major short-term postoperative complications were identified.

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Purpose Of Review: This review aims to evaluate the latest available evidence on the differences between human milk proteins versus infant formula proteins and its effects on growth and development in preterm infants.

Recent Findings: High protein intake supports initial growth in preterm infants, although the long-term benefits remain unclear. Human milk requires adequate fortification to meet nutritional needs of preterm born infants.

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Objective: Human milk composition is dynamic. While extensive research has focused on its macronutrient concentrations during the first 6 months of lactation, limited research exists for extended lactation periods. This study aims to examine the nutritional composition of human milk during these longer lactation phases.

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Parenteral nutrition (PN) is recognized as a complex high-risk therapy. Its practice is highly variable and frequently suboptimal in pediatric patients. Optimizing care requires evidence, consensus-based guidelines, audits of practice, and standardized strategies.

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The recent advisory issued by the United States Food and Drug Administration, cautioning against the routine administration of probiotics in preterm neonates, has sparked a lively debate within the scientific community. This commentary presents a perspective from members of the Special Interest Group on Gut Microbiota and Modifications within the European Society for Paediatric Gastroenterology, Hepatology and Nutrition (ESPGHAN) and other authors who contributed to the ESPGHAN position paper on probiotics for preterm infants, as well as representatives from the European Foundation for the Care of Newborn Infants. We advocate for a more nuanced and supportive approach to the use of certain probiotics in this vulnerable population, balancing the demonstrated benefits and risks.

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Prebiotics are substrates that are selectively utilized by host microorganisms conferring a health benefit. Compared to probiotics there are few studies with prebiotics in children. Most studies have been performed using infant formula supplemented with prebiotics, while add-on prebiotic supplementation as prevention or treatment of childhood gastrointestinal disorders has rarely been reported.

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Background: The maternal diet greatly influences the nutritional composition of human milk. With the rise of vegan diets by lactating mothers, there are concerns about the nutritional adequacy of their milk. Two important nutrients, vitamin B2 and carnitine, are mostly ingested via animal products.

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Controversy exists in clinical practice regarding optimal initial enteral feeding (EF) for moderately premature and low birth weight (BW) infants. We included 96 infants stratified into 3 groups (I: 1600-1799 g [n = 22]; II: 1800-1999 g [n = 42]; III: 2000-2200 g [n = 32]). The protocol recommended starting with minimal EF (MEF) in infants weighing <1800 g.

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Objective(s): To investigate the predictive performances of exhaled breath volatile organic compounds (VOCs) for development of bronchopulmonary dysplasia (BPD) in infants born preterm.

Methods: Exhaled breath was collected from infants born <30 weeks' gestation at days 3 and 7 of life. Ion fragments detected by gas chromatography-mass spectrometry analysis were used to derive and internally validate a VOC prediction model for moderate or severe BPD at 36 weeks of postmenstrual age.

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Objectives: To review the current literature and develop consensus conclusions and recommendations on nutrient intakes and nutritional practice in preterm infants with birthweight <1800 g.

Methods: The European Society of Pediatric Gastroenterology, Hepatology and Nutrition (ESPGHAN) Committee of Nutrition (CoN) led a process that included CoN members and invited experts. Invited experts with specific expertise were chosen to represent as broad a geographical spread as possible.

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Background: Probiotics, defined as live microorganisms that, when administered in adequate amounts, confer a health benefit on the host, are widely used despite uncertainty regarding their efficacy and discordant recommendations about their use. The European Society for Paediatric Gastroenterology, Hepatology and Nutrition (ESPGHAN) Special Interest Group on Gut Microbiota and Modifications provides updated recommendations for the use of probiotics for the management of selected pediatric gastrointestinal disorders.

Methods: All systematic reviews and/or meta-analyses, as well as subsequently published randomized controlled trials (RCTs) (until December 2021), that compared the use of probiotics in all delivery vehicles and formulations, at any dose, with no probiotic (ie, placebo or no treatment), were eligible for inclusion.

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High rates of oxidative stress are common in preterm born infants and have short- and long-term consequences. The antioxidant properties of human milk limits the consequences of excessive oxidative damage. However, as the mother's own milk it is not always available, donor milk may be provided as the best alternative.

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Background: Primary hyperoxaluria type 1 (PH1) is an inborn error of glyoxylate metabolism, characterized by increased endogenous oxalate production. The metabolic pathways underlying oxalate synthesis have not been fully elucidated, and upcoming therapies require more reliable outcome parameters than the currently used plasma oxalate levels and urinary oxalate excretion rates. We therefore developed a stable isotope infusion protocol to assess endogenous oxalate synthesis rate and the contribution of glycolate to both oxalate and glycine synthesis in vivo .

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Article Synopsis
  • - The study examines how insulin levels in human milk (HM) change in the first ten days after birth, particularly focusing on preterm infants who may benefit from these levels for better digestive health.
  • - Results show that HM insulin concentration decreases quickly in the first three days, stabilizing afterward, is higher in milk from obese mothers, and follows a daily pattern of varying levels.
  • - The research indicates that preterm delivery does not significantly impact HM insulin levels when considering the mother's pre-pregnancy weight, suggesting that maternal factors, like obesity, play a more crucial role.
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Mother's own milk is universally recognized as the optimal source of nutrition for preterm infants, although most authorities agree a multi-nutrient fortifier must be added in order to support nutrient accretion at a rate comparable to in utero. Nevertheless, many preterm infants face a gap between achieved growth and what could have been achieved in utero. In this narrative review, we provide an overview on the macronutrient content in mother's own milk and donor milk and how this can be enhanced by the various available multi-nutrient fortifiers.

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