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Presenter name
Title
Date
Subtitle of other
information
Subclavian steal
• Perler and Williams
– 6534 patients
– 17% had stenosis of >30%
• 24% of those with clinical and angiographic
evidence of steal
• Ackerman et al.
– 67 patients
• 17% with progression of disease in 2 years
• 4/55 asymptomatic patients developed
vertebrobasilar symptoms in 4 year follow-up