Color Doppler ultrasound study of the carotid arteries
was done:
Template for color Doppler study- carotid plaque
|
RT. CCA
|
RT. ICA
|
RT. ECA
|
LT. CCA
|
LT. ICA
|
LT. ECA
|
Normal PSV (reference) cms./sec
|
< 100
|
54-88
|
77-115
|
<100
|
54-88
|
77-115
|
PSV
Cms/sec.
|
87
|
38
|
49
|
69
|
52
|
68
|
EDV
End diast. vel. (cms./sec.)
|
24
|
8
|
2
|
13
|
22
|
12
|
ICA/CCA PSV ratio (normal= <2)
|
|
|
|
|
|
|
% of stenosis
|
|
|
|
|
|
|
PLAQUE APPEARANCE
|
|
|
|
|
1.7 mm.
Plaque
|
|
IMT (intima medial thickness). Normal= <0.9 mm.
|
0.7 mm.
|
|
|
0.8 mm.
|
|
|
|
RT. VERTEBRAL ART.
|
LT. VERTEBRAL ART.
|
PSV (cms./sec)
|
|
|
DIRECTION
|
Antegrade
|
Antegrade
|
OPINION:
USG scan suggests – No evidence of stenosis in carotid arteries,
vertebral arteries of both sides.
Normal intima-medial thickness seen in common carotid
arteries.
Normal flow seen in carotid and vertebral arteries.
A small plaque of 1.7 mm. thickness seen in 2 mm. area of
the lateral aspect of the left internal carotid artery close to origin. No
significant stenosis is present.
SUGGEST: clinical correlation and follow up.
CT or MRI angiography may be done to confirm these findings.
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