NG tube Flashcards

1
Q

Why do we use NG tubes?

A

Deliver nutrients to patients
Remove gastric contents by gravity or suction
Lavage (irrigation of stomach)

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2
Q

What does NG tubes do?

A

Decompress GI tract

Internal application of pressure by means of an inflated balloon to prevent internal esophageal of GI hemorrhage

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3
Q

Lumen for NG tubes?

A

Hollow lumen that allows removal of gastric secretions and introduction of solutions into stomach

Levin: single lumen tube with holes near the tip

Salem sump: double lumen, one for liquid and one for air

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4
Q

Is NG insertion in Lpn scope?

A

No insertion in RN scope and removal is Lpn scope

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5
Q

Why do we use NG suction?

A

Prevent vomiting/aspiration
Remove fluids/gas
Decrease strain on internal sutures
Increase ventilation

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6
Q

When do you use NG suction?

A

Post op abdominal surgery

And length of time depends bowel sounds

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7
Q

When do we use NG lavage?

A

Irrigation of stomach in cases of active bleeding, poisoning or gastric dilation

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8
Q

Role of Lpn in NG tube management?

A
Ensure right positioning
Correct setting 
-intermittent/continuous 
Monitor output 
Mouth and nostril care 
HOB 30 degrees 
Empty every shift 
Charting 
Pt teaching
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9
Q

NG feeds?

A

Enteral nutrition
-the administration of nutrients directly into GI tract

Goal: restore nutritional status

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10
Q

When can you use an NG tube?

A

Not until placement is confirmed
•x-Ray (verified by physician)
•aspiration of gastric contents and test pH

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11
Q

How to confirm placement of NG tube?

A

Check external markings on the tube and colour of the pH of the fluid aspirated from the tube

Do not instill air

Patient resp effort is unchallenged, patient is not gagging

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12
Q

How much fluid do you aspirate to check pH?

A

5-10 mL

Gastric pH is between 1-4

Intestinal pH is 6

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13
Q

When do we remove NG tubes?

A

When no longer required
-bowel sounds
-absence of N/V
Verify physician order

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14
Q

What to document about removal?

A

All relevant information

  • record removal
  • amount and appearance of any drainage
  • relevant assessments
  • pt response
  • pt teaching
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15
Q

What is an NG tube?

A

Flexible plastic tube through the nares, down the pharynx and into the stomach or upper portion of small intestine

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16
Q

Patient needs to take her BP meds but is on an NG tube with suction. What do you do?

A

Turn off suction for 30min and give meds with water

17
Q

There is bright red return in the NG tube. What might me happening?

A

Suction may be to high and there might be possible ulcer formation

Turn down suction and alert RN

18
Q

Scope around NG tubes?

A

Removal and maintenance of NG tube