Total parenteral nutrition for the very low birth weight infant

Pinkal Patel1, Jatinder Bhatia1

  • 1Division of Neonatology, Medical College of Georgia, Augusta University, Augusta, GA, USA.

Insights

Early parenteral nutrition is crucial for preterm infants, especially very low birth weight (VLBW) and extremely low birth weight (ELBW) infants, to prevent growth failure and support neurodevelopmental outcomes.

Area of Science:

  • Neonatalogy
  • Pediatric Nutrition
  • Intensive Care Medicine

Background:

  • Preterm infants, particularly very low birth weight (VLBW) and extremely low birth weight (ELBW) infants, face significant risks of postnatal growth failure.
  • Impaired postnatal growth in preterm infants is linked to negative neurodevelopmental consequences in childhood.

Purpose of the Study:

  • To emphasize the critical role of early parenteral nutrition in meeting the protein and energy demands of VLBW infants when enteral nutrition is insufficient.
  • To highlight the benefits of an "early and aggressive" parenteral nutrition strategy in preterm neonates.

Main Methods:

  • Review of existing literature and clinical guidelines on neonatal nutrition.
  • Analysis of the impact of parenteral nutrition on protein metabolism and growth in preterm infants.

Main Results:

  • Early and aggressive parenteral nutrition effectively prevents protein catabolism in preterm infants.
  • This nutritional approach promotes a positive nitrogen balance, crucial for growth.
  • Parenteral nutrition improves overall postnatal growth in vulnerable preterm populations.

Conclusions:

  • Optimizing early nutrition, particularly through parenteral routes, is essential for preventing growth failure in VLBW and ELBW infants.
  • Aggressive parenteral nutrition strategies are vital for supporting healthy development and improving neurodevelopmental outcomes in preterm neonates.

Related Concept Videos

Parentral Nutrition: Centeral and Peripheral Parental Nutrition01:27

Parentral Nutrition: Centeral and Peripheral Parental Nutrition

Parenteral Nutrition (PN) delivers essential nutrients directly into the bloodstream, bypassing the digestive system. It is commonly used for individuals with severe digestive disorders or conditions that prevent normal nutrient absorption.
PN can be administered through two primary routes:
1. Central Parenteral Nutrition (CPN):
CPN involves delivering a high concentration of nutrients through a large vein. This is typically achieved using a Peripherally Inserted Central Catheter (PICC) or,...
1.4K
Enteral Nutrition II: Nasointestinal and Gastrostomy Feeding01:15

Enteral Nutrition II: Nasointestinal and Gastrostomy Feeding

Enteral nutrition encompasses various methods of delivering nutrition directly to the gastrointestinal (GI) tract, bypassing traditional oral intake. It is particularly beneficial for patients who cannot eat by mouth but have a functioning digestive system. Key methods include nasointestinal feeding, gastrostomy, and jejunostomy, each suited to different clinical scenarios based on the patient's needs and condition.
Nasointestinal Feeding
Nasointestinal feeding involves placing a tube...
1.5K
Enteral Nutrition I: Orogastric and Nasogastric Feeding01:26

Enteral Nutrition I: Orogastric and Nasogastric Feeding

Enteral nutrition delivers nutrients directly to the stomach or small intestine through a tube. This method is appropriate for patients who cannot eat but still have a functioning digestive system. It is also beneficial for individuals with swallowing difficulties, anorexia, malabsorption, or those who have undergone gastrointestinal (GI) surgery.
Orogastric (OG) and nasogastric (NG) feeding are two standard methods used for enteral nutrition. Enteral nutrition is often preferred over...
2.1K
Drug Dosing: Infants and Children01:29

Drug Dosing: Infants and Children

Pediatric patient dosages diverge from adults due to disparities in body surface area, total body water, and extracellular fluid per kilogram of body weight. The dosing regimen considers the variations in pharmacokinetics and pharmacology across distinct age groups, encompassing preterm newborns, infants, young children, older children, and adolescents. Calculation of pediatric patient doses is predicated on determining body surface area, which exhibits a superior correlation with the child's...
682
Pharmacokinetics in Pediatric Patients: Drug Distribution01:17

Pharmacokinetics in Pediatric Patients: Drug Distribution

Drug distribution in the pediatric population exhibits unique challenges and considerations due to the physiological differences between children, particularly neonates and infants, and adults. A crucial aspect of pediatric pharmacology is understanding how these differences impact the pharmacokinetics of various drugs, necessitating age-specific dosing strategies to ensure efficacy and safety.Neonates and infants have a higher total body water content, ~75%–90% of their body weight,...
419
Parenteral Anesthetics: Overview01:24

Parenteral Anesthetics: Overview

Intravenous anesthetics are drugs administered parenterally to induce anesthesia or sedation. Propofol is a widely used agent formulated as a 1% emulsion in soybean oil, glycerol, and egg phosphatide. It induces rapid anesthesia primarily due to its rapid distribution from the bloodstream to target tissues and is metabolized in the liver. However, it can cause significant pain on injection and hypertriglyceridemia. Fospropofol, a water-based prodrug of propofol, lacks these adverse effects.
870