T1 L11: Nutritional support Flashcards
What does parenteral mean?
Bypassing the gut
When is enteral nutritional support given?
When the gut is functioning but the patient is unable to swallow
When is parenteral nutritional support given?
When the gut is not functioning or there is an obstruction in the gut
What are naso-gatric feeding tubes used for?
A working gut
Which scan is used to confirm the placement of a gastro-nasal feeding tube?
An X-ray
When is naso-jejunal feeding used?
Duodenal obstruction or vomiting
What is PEG?
Percutaneous endoscopic gastrostomy. It’s a long-term option inserted though the abdomen
What is RIG?
Radiologically inserted gastrostomy. It’s a long-term option inserted though the abdomen
When is PEG or RIG given?
When someone is unable to swallow but they have a functioning gut
When is a percutaneous jejuna access feed given?
When there is an obstruction in the duodenum
What is TPN (total parenteral nutrition)?
Provides all the nutrients. Its given straight into the vena cava or the internal jugular and lasts 7-10 days.
Where is a PICC line insterted?
Peripherally
What are the disadvantages of TPN?
The stomach is bypassed so there is atrophy and inflammation of the intestine
What is refeeding syndrome?
Severe electrolyte and fluid shifts associated with metabolic abnormalities in malnourished patients undergoing refeeding
What does a sudden drop in plasma K+ and Phospahte?
Arrhythmias
