TPN (redirected from Nutritional imbalances)

TPN total parenteral nutrition.

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TPN

abbr.

total parenteral nutrition

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Total parenteral nutrition (TPN)

A solution containing all the required nutrients including protein, fat, calories, vitamins, and minerals, is injected over the course of several hours, into a vein. TPN provides a complete and balanced source of nutrients for patients who cannot consume a normal diet.

Mentioned in: Nutrition through an Intravenous Line

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TPN,

abbreviation for total parenteral nutrition.

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TPN 

total parenteral nutrition.

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TPN

total parenteral nutrition; see parenteral nutrition.

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TPN

Total parenteral nutrition IV hyperalimentation Critical care A modality that attempts to provide all the body's need for nutrition without using the GI tract Indications 1. Correction of nutritional depletion in the face of inadequate oral intake and/or intestinal absorption, as in Crohn's disease, malignancy, pseudo-obstruction, radiation enteritis, short bowel syndrome, sprue and 2. Conditions requiring bowel rest and nutritional restitution–eg, nonspecific colitides and associated growth retardation, enterocutaneous fistulas and pancreatitis TPN is used for children with diaphragmatic hernia, malrotation, esophageal atresia, tracheoesophageal fistula, gastroschisis, volvulus, meconium ileus and omphalocele; severely malnourished See Cancer cachexia. Cf Enteral nutrition.

Complications of TPN

Hepatic dysfunction Cholestasis, cholelithiasis, hepatic dysfunction, jaundice, hepatomegaly, micronodular cirrhosis, lipofuscinosis and steatosis–most common in premature infants

Related to indwelling IV line Misplacement of line, infections, eg Candida spp, aspergillosis

Metabolic defects Hyperglycemia–osmotic diuresis, hyperosmolarity, post-infusion hypoglycemia, hyperosmolar coma, ketoacidosis and other metabolic derangements, excess or deficiency of electrolytes, including Na⁺, K⁺, Cl^–, eg hyperchloremic acidosis and mineral imbalances, affecting Mg²⁺, PO₄, and Ca²⁺ with hypercalcemia and accompanying pancreatitis, hypercalciuria and metabolic bone disease

Nutritional imbalances Generalized ↓ in essential fatty acids, trace minerals–copper, chromium, molybdenum, tin, zinc, and vitamins and ↑ TGs, cholesterol

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Patient discussion about TPN.

Q. why is it that some women lack parental nutrition?

A. Do you mean breastfeeding? Some women have problem with their nipples, in rare cases the breast tissue isn't developed enough. Sometimes breast surgeries damage the milk ducts. Psychological factors also play a role.