Aberrant right subclavian artery stenosis
Presentation
Chest pain. Significant blood pressure difference between both arms (120/60 in the right, 180/80 in the left) noted on examination.
Patient Data
Age: 45 years
From the case:
Aberrant right subclavian artery stenosis
CT
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Axial C+ arterial phase
Right-sided aberrant subclavian artery demonstrating arteriosclerotic stenosis at its origin.
Aneurysmal dilatation of ascending aorta.
Case Discussion
Aberrant right-sided subclavian arteries are commonly seen variants.
In this case, the aberrant artery is significantly stenosed by atherosclerotic plaque causing the aforementioned difference in blood pressure.
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