A Case of Bow Hunter's Stroke Presenting Downbeat Nystagmus

• Published in: Equilibrium Research Vol. 64; no. 4; pp. 233 - 238
• Main Authors: Kobayashi, Taisuke, Nakamura, Koshiro, Teraoka, Masato, Takeda, Shoichiro
• Format: Journal Article
• Language: English
• Published: Japan Society for Equilibrium Research 2005
• Subjects: dizziness; stenosis; vertebral artery; vertebrobasilar insufficiency

Bow hunter's stroke is vertebrobasilar insufficiency caused by stenosis of vertebral artery (VA) at the atlantoaxial level by head rotation. A 52-year-old man complained of dizziness during head rotation towards the right. Downbeat nystagmus was noted when his neck was rotated to the right. MRI...