Peri-op Care: Nutrition Flashcards

1
Q

What are the average daily kilocalorie requirements of a patient?

A

~1800 kcal/day

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2
Q

What are the consequences of starvation prior to surgery?

A

Impaired wound healing, decreased immunity, increased post-op complications

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3
Q

What additional demands does surgery place on the nutritional status of the body?

A
  • increases requirements by 20-100%

- lipids become major fuel - catabolic state

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4
Q

What is the difference between enteral and parenteral feeding? When is each use?

A
  • Enteral = feed delivered into GI tract, always preferred option
  • Parenteral = feed delivered intravenously, e.g. when GI tract not intact or is not functioning (ileus, fistula, massive small bowel resection)
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5
Q

When is nasogastric feeding used?

A

Swallowing difficulties, anorexia, delayed oral feeding after op.

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6
Q

When is nasojejunal feeding used?

A

Patients requiring post-pyloric feeding, e.g. acute pancreatitis

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7
Q

When is gastrostomy (surgical or PEG) used?

A

Stroke or upper GI anastamoses/obstruction

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8
Q

When is jejunostomy feeding used?

A

Patients at risk of gastric and pulmonary aspiration, patients requiring long term enteric feeding

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