carotid artery stenosis Flashcards
1
Q
usual cause
A
atherosclerosis
2
Q
risk factors
A
age male smoking htn poor diet raised cholesterol sedentary
3
Q
pt w TIA or stroke are investigated for…
A
carotid a. stenosis with carotid USS
4
Q
classification: mild
A
<50% reduction in diameter
5
Q
classification: moderate
A
50-69% reduction in diameter
6
Q
classification: severe
A
70+% reduction in diameter
7
Q
presentation
A
asymptomatic - usually diagnosed after TIA or stroke
carotid bruit
8
Q
diagnosis
A
carotid USS
CT or MRI angiogram
9
Q
Mx - conservative
A
healthy diet stop smoking manage co-morbidities antiplatelt: aspirin, clopidogrel statin
10
Q
Mx - surgical
A
carotid endaterectomy
angioplasty and stenting
11
Q
carotid endarterectomy complication
A
stroke
nerve damage
