Vertebrobasilar insufficiency
MONDO:0001613Localized or diffuse reduction in blood flow through the vertebrobasilar arterial system, which supplies the brain stem; cerebellum; occipital lobe; medial temporal lobe; and thalamus. Characteristic clinical features include syncope; lightheadedness; visual disturbances; and vertigo. brain stem infarctions or other brain infarction may be associated.
Also known as: vertebrobasilar arterial insufficiency, vertebrobasilar artery syndrome, vertebrobasilar insufficiency
6 clinical trials for this condition and its sub-types.
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Can low blood flow predict stroke? new study investigates
Knowledge-focused CompletedThis study followed 82 people with blocked arteries supplying the back of the brain to see if low blood flow raises the risk of stroke or mini-stroke. Participants had already experienced a stroke or transient ischemic attack (TIA) and had at least 50% blockage in those arteries.…
Sponsor: University of Illinois at Chicago • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:07 UTC
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Massive study explores safety of Office-Based blood vessel procedures
Knowledge-focused CompletedThis completed study looked at 26,000 patients who had outpatient procedures for blood vessel problems like peripheral artery disease, varicose veins, or dialysis access issues. The goal was to see how safe and effective these procedures are when done in an office-based angiosuit…
Sponsor: Methodist Health System • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:00 UTC