J Korean Bal Soc.  2004 Jun;3(1):184-186.

One Case of Downbeat Nystagmus with Compression of Vestibulocochlear Nerve by Vertebral Arteries

Affiliations
  • 1Department of Otolaryngology-Head & neck surgery, Gachon Medical School, Incheon, Korea. Han@ghil.com
  • 2Department of Radiology, Gachon Medical School, Incheon, Korea.
  • 3Department of Neurosurgery, Gachon Medical School, Incheon, Korea.

Abstract

A case is reported of downbeat nystagmus associated with compression of the root of vestibulocochlear nerve by vertebral arteries, which was revealed by magnetic resonance imaging. Chief complain of the patient was positional vertigo, which aggrevated at left decubitus position. Downbeat nystagmus was increased in left Dix-hall pike test. Tetsuo et al, reported downbeat nystagmus with compression of dolichoectatic vertebral arteries to the medulla oblongata and surgical neurovascular decompression of the dolichoectasia reverses the progression of symptoms if permanent neurologic damage has not already occurred.

Keyword

Vertical nystagmus; Vertebrobasilar dolichoectasia; Vestibulocochlear nerve

MeSH Terms

Decompression
Esocidae
Humans
Magnetic Resonance Imaging
Medulla Oblongata
Nystagmus, Pathologic
Vertebral Artery*
Vertebrobasilar Insufficiency
Vertigo
Vestibulocochlear Nerve*
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