Vascular 22 & 30 TEST QUESTIONS Flashcards

1
Q

Ultrasound examination of veins prior to vascular access device placement includes

A

patency, diameter, location

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2
Q

Vascular access device placement using ultrasound guidance for the initial needle puncture is associated with what

A

decrease risk of non-target puncture

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3
Q

Ultrasound imaging for vascular access device placement:

A

portable option for targeting access sites

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4
Q

Ultrasound imaging for vascular access device placement may be used by

A

any credentialed clinician

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5
Q

Target vein of choice in the upper extremity for central vascular access device

A

basilic

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6
Q

A central vascular access device is indicative for all of these except

A

internal nutrition

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7
Q

The appropriate tip position for central vascular access device is

A

distal 3rd SVC

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8
Q

Which is true about the EJV

A

superficial and tortuous

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9
Q

Which of these complications may occur after accidental puncture of carotid artery

A

hematoma

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10
Q

Which access site is associated with the highest risk of infection

A

common femoral vein

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11
Q

Collateral veins:

A

enlarge in the setting of neighboring larger vein stenosis and thrombosis

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12
Q

Which of these comorbid conditions increase the risk of central vascular access device placement

A

thrombocytopenia

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13
Q

The blood flow rate in the distal 3rd SVC is estimated at what

A

<2000 mL/min

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14
Q

Which vein can be more commonly used in neonate/children for access device

A

GSV

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15
Q

Which is not a potential complication of central vascular access device placement

A

celiac artery injury

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16
Q

Hemodialysis access is usually placed as far distal as possible because it

A

preserves proximal portion for future use

17
Q

Upper extremity is preferred over the lower extremity because it

A

provides for easier access

18
Q

AV fistulas have 2 year primary rates of approximately what percentage

A

40-70%

19
Q

Risk that may preclude the creation of a fistula include all of the following except

A

prior arterial access for another procedure

20
Q

Which of the features is not included with documentation

A

number of valves

21
Q

The minimum arterial diameter for fistula creation in maturation is greater than

A

2mm

22
Q

The minimum venous diameter for fistula creation in maturation is greater than

A

2.5mm

23
Q

In situations where the cephalic vein is unusable, which vein is then preferred

A

basilic

24
Q

Because of the medial location of the basilic vein, it must be

A

transposed and juxtaposed to an artery in order to be used

25
Q

How long does it take an AV fistula to mature

A

8-12 weeks

26
Q

A stenosis that develops within the outflow vein segment of a fistula is most often the result of

A

intimal hyperplasia

27
Q

When calculating volume flow, what is correct

A

large sample gate

28
Q

Valves within the vein of a fistula

A

site of stenosis development

29
Q

Normal PSV measurement in a well functioning fistula is going to be

A

150-300cm/s

30
Q

Normal fistula volume flow measured by duplex should be greater than

A

800mL/min