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Using enteral nutrition formulas
J A Culpepper-Morgan1, K Kim, M H Floch
1Gastroenterology and Nutrition Section, Norwalk Hospital, CT 06856.
The Gastroenterologist
|June 1, 1993
Summary
Choosing the right enteral tube feeding formula involves assessing patient calorie/protein needs and gastrointestinal function. Elemental formulas suit partial losses, while polymeric formulas are for adequate function, considering stress and organ failure.
Area of Science:
- Clinical Nutrition
- Gastroenterology
- Medical Devices
Background:
- Enteral tube feeding is crucial for specialized nutrition support.
- Malnutrition and bowel rest impact gut barrier function and immunity.
- Understanding formula types is key for effective patient care.
Purpose of the Study:
- To review enteral tube feeding formulations.
- To provide guidelines for selecting appropriate enteral formulas.
- To discuss the rationale and evidence for formula efficacy.
Main Methods:
- Review of existing literature on enteral feeding formulations.
- Analysis of factors influencing formula selection, including patient needs and gastrointestinal function.
- Categorization of formulas: polymeric, elemental, organ-specific, and immune-modulating.
Main Results:
- Formula selection depends on calorie/protein requirements and the degree of gastrointestinal tract function.
- Elemental formulas are recommended for partial small bowel dysfunction.
- Polymeric formulas are suitable for patients with adequate gastrointestinal function, considering organ failures and metabolic status.
Conclusions:
- Enteral feeding is preferred over parenteral nutrition when feasible.
- Proper formula selection optimizes nutrition support and patient outcomes.
- Guidelines are provided to aid clinicians in choosing the most effective enteral formula.