Dissecting aneurysm of the extracranial portion of the vertebral artery.
D000328:Adult; D000783:Aneurysm / Q000175:diagnosis* / Q000601:surgery*; D006801:Humans; D008297:Male; D011183:Postoperative Complications; D014711:Vertebral Artery; D014717:Vertigo / Q000209:etiology*