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VASCULAR ARDMS > RATIOS, FORMULAS, DEFINITIONS > Flashcards

RATIOS, FORMULAS, DEFINITIONS Flashcards

1
Q

Normal penile brachial index is

A

greater than or equal to 0.75

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2
Q

velocity ratio consists of the highest ___ in _____ divided by the ___ ____ to stenosis

A

highest PSV in stenosis/ PSV prox to stenosis

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3
Q

Marginal penile brachial index is

A

0.65 -0.74

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4
Q

Abnormal penile brachial index is

A

< 0.65

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5
Q

Toe brachial index that has poor healing potential is

A

< 30 mm/Hg

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6
Q

Renal aortic ratio consists of highest ____ ____ ____ divided by ___ ___

A

highest renal artery PSV divided by aortic PSV

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7
Q

ICA stenosis >125 cm/sec PSV and <140 cm/sec EDV is what percentage?

A

50-79%

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8
Q

ICA stenosis >125 cm/sec PSV and >140 EDV is what percentage?

A

80-90%

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9
Q

Tingling, pins needles, prickling of skin

A

Paresthesia

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10
Q

weakness, numbness, or paralysis

A

Paresis

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11
Q

weakness, numbness, or paralysis on one side of the body

A

Hemiparesis

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12
Q

Paralysis on one side of the body

A

Hemiplegia

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13
Q

Inability to speak

A

Aphasia

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14
Q

Difficulty speaking, loss of power of verbal expression

A

Dysphasia

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15
Q

Difficulty with speech due to the dysfunction of the muscles or nerves involved with speaking

A

Dysarthria

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16
Q

Double vision

A

Diplopia

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17
Q

impairment in spatial perception

A

Dizziness

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18
Q

difficulty reading or interpreting words letters or symbols

A

Dyslexia

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19
Q

sudden fall WITHOUT loss of consciousness

A

Drop attack

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20
Q

lack of muscular coordination while performing voluntary movements

A

Dyssynergia

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21
Q

6 “P’s” associated w/ acute arterial occlusion

A

Pain
Pallor
Pulselessness
Paresthesia
Paralysis
Poikilloderma

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22
Q

Normal ICA/CCA ratio is

A

<2.0

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23
Q

ICA/CCA ratio >__ is 70% threshold

A

4.0

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24
Q

Veins without valves are

A

IVC
SVC
innominate
Soleal veins/sinuses
Intracranial sinuses

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25
Q

Virchows triad is _____,_______,_____

A

Trauma, Stasis, Hypercoagubility

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26
Q

Reflux interpretation
Abnormal superficial is >___
Abnormal deep is > ___

A

0.5 sec
1.0 sec

27
Q

Venous refill time using PPG
Normal __ 20 sec
Abnormal __ 20 sec

A

greater than
less than

28
Q

MCA depth

A

30-60 mm

29
Q

Terminal ICA depth

A

55-65 mm

30
Q

ACA depth

A

60-80 mm

31
Q

PCA depth

A

60-70 mm

32
Q

ICA siphon depth

A

60-80 mm

33
Q

Opthalmic depth

A

40-60 mm

34
Q

vertebral depth

A

60-90 mm

35
Q

Basilar depth

A

80-120 mm

36
Q

Peaked PPG waveform

A
37
Q

Stenosis interpretation iliac arteries
2:1 ratio increase = greater than or equal to __%
4:1 ration increase = greater than or equal to __%

A

50
70

38
Q

Aneurysm is > _____ the diameter of the adjacent normal artery

A

1 1/2 times

39
Q

Interpretation Post Exercise measurments

Length in time to Recover
- min consistent with single level disease
- consistent with multiple level disease

A

2-6
6-12

40
Q

Drop in ankle pressure >__ mm/Hg confirms vascular etiology for claudication

A

20

41
Q

ABI Interpretation
Normal is >__

A

1.0

42
Q

ABI interpretation
probably abnormal, exercise pt is >-

A

> 0.9-<1.0

43
Q

ABI interpretation
probable claudication is <___

A

0.8

44
Q

ABI interpretation
multilevel disease is <___

A

0.5

45
Q

ABI greater than ___ is not valid

A

1.3

46
Q

loss of the visual field that impacts BOTH eyes for ex. rt brain hemisphere damage may result in left homonymous hemianopia and loss fo the left field of view in both the right and left eyes

A

HOMONYMOUS HEMIANOPIA

47
Q

“Fleeting vision” Transient loss of vision in one eye. Due to lesion on the IPSILATERAL side for ex RIGHT ICA embolus tot he RIGHT opthalmic artery would result in _____

A

AMAUROSIS FUGAX

patients describe as shade pulled down over the eye

48
Q

The BIG Three symptoms highly associated with extracranial carotid artery disease

A

Hemiparesis
Aphasia/Dysphasia
Amaurosis Fugax

49
Q

(P1-P2)pie r4/8nL

A

poiseuilles equation

50
Q

area and velocity are _____ proportional

A

inversely

51
Q

Flow (Q)= Pressure (P)/ Resistance (R)

A

Poiseuilles law

52
Q

Drop in ankle pressure >___ mm/Hg confirms vascular etiology for claudication

A

20

53
Q

Normal PSV in renal artery exam is

A

<180 cm/sec

54
Q

Stenosis at the origin of the renal artery is more likely to be ______ while a lesion in the mid or distal segment is typical of _____. *also consider the pt gender. ___ is more likely in young or middle aged female.

A

atherosclerotic
fibromuscular dysplasia
FMD

55
Q

Stenosis at the origin of the renal artery is more likely to be ______ while a lesion in the mid or distal segment is typical of _____. *also consider the pt gender. ___ is more likely in young or middle aged female.

A

atherosclerotic
fibromuscular dysplasia
FMD

56
Q

> ____ ml/min is generally accepted fistula volume <___ ml/min is suggestive of it failing

A

800
500

57
Q

Mean velocity for Vasospasm is

A

> 120 cm/sec

58
Q

This acoustic window is used to monitor for emboli and assess the mid and distal porous segment of ICA

A

Transmandibular acoustic window

59
Q

Endoleak types
-leak prompts attachment site

A

Type I

60
Q

Endoleak Types
-Patent branch with retrograde flow into the aneurysm

A

Type II

61
Q

Endoleak Types
-Graft defect

A

Type III

62
Q

Endoleak types
-Graft porosity

A

Type IV

63
Q

Endoleak types
-Endotension: enlarging sac with no detectable leak

A

Type V

64
Q

aortoiliac obstruction
common in males
absent femoral pulses

A

Leeiche syndrome

VASCULAR ARDMS (1 decks)

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