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Related Experiment Videos

What is optimal nutritional support?

M A DeBiasse1, D W Wilmore

  • 1Department of Nutrition, Brigham and Women's Hospital, Harvard Medical School, Boston, MA 02115.

New Horizons (Baltimore, Md.)
|May 1, 1994
PubMed
Summary
This summary is machine-generated.

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Optimal nutritional support for critically ill patients involves providing 80% of energy needs, primarily carbohydrates, with adequate protein, vitamins, and minerals. Early enteral nutrition is preferred, transitioning to parenteral nutrition if necessary, with timely nutrient administration crucial for recovery.

Area of Science:

  • Critical Care Medicine
  • Nutritional Science
  • Metabolic Support

Background:

  • Nutritional support for critically ill patients has advanced with critical care developments.
  • Optimal nutrient delivery is essential for patient recovery and outcomes.

Purpose of the Study:

  • To outline current recommendations for optimal nutritional support in seriously ill patients.
  • To detail macronutrient, micronutrient, and route of administration guidelines.

Main Methods:

  • Review of current information and best practices in critical care nutrition.
  • Guidelines for energy, protein, carbohydrate, and fat administration.
  • Recommendations for vitamin, mineral, and amino acid supplementation.

Main Results:

Related Experiment Videos

  • Optimal energy delivery: at least 80% of requirements, with 70% as carbohydrates and <=30% as fat (>=3% essential fatty acids).
  • Protein intake: 1.5 g/kg/day, increasing to 2 g/kg/day for highly catabolic states (e.g., burns), including glutamine.
  • Increased need for vitamins (A, C, E) and minerals (zinc, selenium, magnesium); early administration of glucose, electrolytes, vitamins, and minerals is vital.

Conclusions:

  • Enteral nutrition is the preferred route, supplemented or replaced by parenteral nutrition if the GI tract is unusable.
  • Nutrient delivery should be initiated early, with gradual increases in caloric and amino acid support over 7-10 days based on the patient's catabolic state.