Module 4.1 : Carotid Chart Thing

Question 1

wave form characteristics (ICA PSV, plaque estimate, ICA/CCA ratio, ICA EDV) in a normal vessel

Answer 1

< 125
none
< 2.0
< 40

Question 2

wave form characteristics (ICA PSV, plaque estimate, ICA/CCA ratio, ICA EDV) in a stenosis of < 50% diameter

Answer 2

< 125
< 50
< 2.0
< 40

Question 3

wave form characteristics (ICA PSV, plaque estimate, ICA/CCA ratio, ICA EDV) in a 50-69% stenosis

Answer 3

125-230
> 50
2.0-4.0
40-100

Question 4

wave form characteristics (ICA PSV, plaque estimate, ICA/CCA ratio, ICA EDV) in a > 70 < near occlusion stenosis

Answer 4

> 230
50
4.0
100

Question 5

wave form characteristics (ICA PSV, plaque estimate, ICA/CCA ratio, ICA EDV) in a near occluded vessel

Answer 5

high, low, undetectable
visible
variable
variable

Question 6

wave form characteristics (ICA PSV, plaque estimate, ICA/CCA ratio, ICA EDV) in a total occluded vessel

Answer 6

undetectable
visible no lumen
N/A
N/A