2%20Enteral%20Nutrition%20-%20single%20slides

2%20Enteral%20Nutrition%20-%20single%20slides - Specialized...

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Specialized Nutrition Support dministration of nutrients with therapeutic Administration of nutrients with therapeutic intent to patients unable to maintain nutritional status using oral diet and supplements Enteral nutrition (EN) Administration of liquid food directly into the GI tract (stomach or small intestine) ube feeding Tube feeding Parenteral nutrition (PN) Intravenous administration of hypertonic solution purified yp p nutrients TPN, hyperalimentation
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eeding Routes Feeding Routes ral Diet Oral Diet Willing and able to eat Enteral Nutrition (EN) Functional GI tract Parenteral Nutrition (PN) GI tract cannot be used
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Enteral Nutrition Appropriate for those who cannot INGEST adequate amounts orally can DIGEST food an BSORB utrients can ABSORB nutrients can EXCRETE waste products Criteria Functional GI tract with peristalsis GI tract patency below level of the tube Generally instituted when anticipate being unable to eat for 7– 0 days if well ourished >7 10 days if well nourished >5–7 days if malnourished
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When to Use Enteral Nutrition Conditions that Conditions that restrict eating Oral and pharyngeal problems prevent eating Coma Stroke Cancer of oral cavity, pharynx or esophagus Severe dysphagia Conditions where nutrient needs are GI problems Gastroparesis Pancreatitis eurological problems unusually great Severe malnutrition Extensive burns Neurological problems Head injury Cerebral palsy
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Parenteral Nutrition (TPN) ppropriate for those who cannot receive Appropriate for those who cannot receive adequate nutrition via the GI tract Nutrients must be in the refined form found in circulation Dextrose rather than starch Amino acids rather than proteins Two routes of delivery Central vein Peripheral vein
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When to Use TPN Prolonged unavailability or unreliability of GI tract Trauma to the head/neck, abdomen testinal obstruction Intestinal obstruction Bowel ischemia Significant intolerance of enteral feeding C hemotherapy Radiation therapy Severe malabsorption Prolonged bowel rest GI fistula (high output or problematic location) Inflammatory bowel disease Intractable diarrhea
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Enteral vs. Parenteral Nutrition Physiologic Nutrients are metabolized and utilized more effectively via the enteral route The gut and liver process enteral nutrients before their release into systemic circulation Immunologic Gut integrity is maintained by enteral nutrients through the prevention of bacterial translocation from the gut Provision of early enteral nutrition may minimize risk of gut related sepsis Safety Greater complications associated with intravenous access Cost nteral formulas are less expensive than parenteral formulas Enteral formulas are less expensive than parenteral formulas Cost of equipment and personnel for preparation and administration is less
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This note was uploaded on 10/04/2009 for the course NTR 371 taught by Professor Southworth during the Spring '09 term at University of Texas at Austin.

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2%20Enteral%20Nutrition%20-%20single%20slides - Specialized...

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