32.Hyperalimentation TPN

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Questions and Answers

Which one of these is a major benefit of total parenteral nutrition (TPN) or enteral nutrition?

  • Longer hospital stays
  • Fewer complications postoperatively (correct)
  • Increased weight gain
  • Decreased serum albumin levels

Which one of these is a major complication of total parenteral nutrition (TPN)?

  • Hypoglycemia
  • Infection (correct)
  • Hypervolemia
  • Hypertension

Which one of these is required for the central lines used for TPN?

  • Intravenous access
  • Routine cleaning
  • Drug administration during anesthesia
  • Aseptic technique (correct)

Which one of these is a major metabolic complication of TPN?

<p>Electrolyte deficiencies (C)</p> Signup and view all the answers

Which one of these factors can lead to complications of hypertonic dextrose in TPN?

<p>Insufficient insulin (A)</p> Signup and view all the answers

Which one of these is a common ingredient in TPN solutions?

<p>Soybean emulsions (B)</p> Signup and view all the answers

Which one of these is a predictor of perioperative outcome in TPN?

<p>Serum albumin level (C)</p> Signup and view all the answers

Which one of these is recommended for TPN infusion in patients who have no oral feeding for 7 days or are malnourished preoperatively?

<p>TPN or enteral nutrition (D)</p> Signup and view all the answers

Which one of these patient groups may benefit from TPN or enteral nutrition?

<p>Patients scheduled to have no oral feeding for 7 days (B)</p> Signup and view all the answers

Which one of these is a major complication of TPN?

<p>Metabolic abnormalities (C)</p> Signup and view all the answers

Which of the following is a reason for slowing or discontinuing TPN before anesthesia?

<p>To avoid hyperosmolarity (C)</p> Signup and view all the answers

What serious complication can result from the administration of phosphate-free or phosphate-depleted solutions for hyperalimentation?

<p>Hypophosphatemia (D)</p> Signup and view all the answers

What is the potential consequence of hypophosphatemia of less than 1.0 mg/dL of blood?

<p>Hemolytic anemia (A)</p> Signup and view all the answers

Which trace metal deficiency is associated with long-term TPN and can lead to impaired wound healing?

<p>Zinc (D)</p> Signup and view all the answers

What is the main reason for gradually decreasing the infusion rate of TPN before anesthesia and surgery?

<p>To avoid hypoglycemia (B)</p> Signup and view all the answers

What effect does hypophosphatemia have on the oxygen dissociation curve?

<p>Shifts it to the left (C)</p> Signup and view all the answers

What is the potential consequence of long-term TPN causing deficiencies in copper?

<p>Refractory anemia (C)</p> Signup and view all the answers

What can happen if the infusion rate of TPN is abruptly discontinued during surgery?

<p>Hypoglycemia (A)</p> Signup and view all the answers

What is the potential consequence of hypophosphatemia of less than 1.0 mg/dL of blood?

<p>Hemolytic anemia (B)</p> Signup and view all the answers

What is the potential consequence of long-term TPN causing deficiencies in magnesium?

<p>Neurologic symptoms (B)</p> Signup and view all the answers

True or false: Hyperalimentation is also known as total parenteral nutrition (TPN).

<p>True (A)</p> Signup and view all the answers

True or false: TPN solutions may contain protein hydrolysates, soybean emulsions, or synthetic amino acids.

<p>True (A)</p> Signup and view all the answers

True or false: TPN has been found to result in fewer complications and shorter hospital stays for patients who cannot have oral feeding for 7 days or who are malnourished preoperatively.

<p>True (A)</p> Signup and view all the answers

True or false: Serum albumin levels can be used to predict the postoperative outcome of patients receiving TPN.

<p>True (A)</p> Signup and view all the answers

True or false: Infection, metabolic abnormalities, and longer duration of ICU stay are major complications of TPN.

<p>True (A)</p> Signup and view all the answers

True or false: Gradually decreasing the infusion rate of TPN before anesthesia and surgery can prevent hypoglycemia?

<p>True (A)</p> Signup and view all the answers

True or false: Hypophosphatemia can result from the administration of phosphate-free or phosphate-depleted solutions for hyperalimentation?

<p>True (A)</p> Signup and view all the answers

True or false: Hypophosphatemia of less than 1.0 mg/dL of blood can cause hemolytic anemia and seizures?

<p>True (A)</p> Signup and view all the answers

True or false: Long-term TPN can lead to deficiencies in trace metals such as copper, zinc, and magnesium?

<p>True (A)</p> Signup and view all the answers

True or false: TPN should be continued at its current rate throughout the operation to avoid intraoperative hyperosmolarity?

<p>False (B)</p> Signup and view all the answers

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