Subclavian steal syndrome

Case contributed by Eugene Trubachev
Diagnosis almost certain

Presentation

Dizziness.

Patient Data

Age: 60 years
Gender: Female
ultrasound

Right vertebral artery demonstrates biphasic flow with proximal stenosis (>70%)

Case Discussion

Subclavian steal syndrome results from occlusion or severe stenosis of the proximal subclavian artery resulting in retrograde flow in the ipsilateral vertebral artery.

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