GIT - NG Tubes Flashcards

1
Q

Reasons for tube feeding

A
  • person unable to meet metabolic needs by oral ingestion
  • anorexia
  • unconcious
  • following head and or neck surgery, trauma, burns
  • malignant lesion (cancer of the throat)
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2
Q

Tube Positions

A
  • nasogastric - through nose into stomach
  • gastrotomy tube - directly into stomach
  • jejunostomy tube - into the jejunum
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3
Q

NG Tube Feeding - Rationale

A
  • decompression of stomach
  • short term enteral feeding
  • medication administration
  • oral rehydration
  • gastric lavage
  • analysis of gastric contents
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4
Q

Tube Feeding - Safety

A
  • prior to feeds, check position of tube
  • measure from nose to end of tubing
  • check pH of stomach contents
  • avoid feeds that are too cold
  • avoid giving too fast
  • ^^ can lead to “dumping syndrome” (when food skips stomach, dumps into duodenum)
  • semi fowlers position (above 45 degrees)
  • check dietitian orders
  • FBC
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5
Q

NG Tube - Procedure

A
  • measure tube - from earlobe to tip of nose to xiphoid sternum
  • lubricate tube
  • gloves
  • insert gently
  • push up towards back of nose
  • if able, get the patient to drink / swallow as the tube goes down the back of the throat
  • once in stomach, secure with tape
  • test for position
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6
Q

NG Tube - Positioning

A
  • x-ray
  • test stomach contents with litmus paper
  • take measurement from tip of nose to end of tube, record measurement
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7
Q

Tube Feeding - Complications

A
  • diarrhoea
  • nausea & vomiting
  • dumping syndrome
  • bloating
  • fluid & electrolyte imbalances
  • aspiration pneumonia (sit up more than 45 degrees during feeds)
  • constipation
  • excoriation of nares
  • tube obstruction
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