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Up to: Syndromic disease · Arterial disorder · Vascular insufficiency disorder · Transient ischemic attack
Vertebral artery insufficiency
A syndrome which occurs as a result of the occlusion of one of the vertebral arteries. It may be caused by atherosclerosis, embolism or hemorrhage. Collateral circulation through the circle of Willis is usually comprised as well. Clinical signs may include vertigo, nystagmus, dysarthria, ataxia and sensorimotor deficits. Clinical course may lead to persistence of neurologic deficits. Prognosis is variable with a substantial risk for recurrent infarction.
This condition has no sub-types.