vertebral artery insufficiency
Findings
No curated finding names vertebral artery insufficiency yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
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.
Definition from the Mondo Disease Ontology (MONDO:0001631), read 2026-09-29. CC BY 4.0.
Where it sits
Other names
1 name
Resolves to: vertebral artery insufficiency
- Also called
- vertebral artery syndrome