내측연수증후군에서 발생한 나비넥타이, 상향 및 반시이소안진

Bowtie, Upbeat and Hemi-seesaw Nystagmus in Medial Medullary Infarction

  • 최광동 (부산대학교 의과대학 신경과학교실) ;
  • 정대수 (부산대학교 의과대학 신경과학교실) ;
  • 박경필 (부산대학교 의과대학 신경과학교실) ;
  • 조재욱 (부산대학교 의과대학 신경과학교실) ;
  • 김지수 (서울대학교 의과대학 신경과학교실)
  • Choi, Kwang-Dong (Department of Neurology, School of Medicine, Pusan National University) ;
  • Jung, Dae Soo (Department of Neurology, School of Medicine, Pusan National University) ;
  • Park, Kyung-Pil (Department of Neurology, School of Medicine, Pusan National University) ;
  • Jo, Jae-Wook (Department of Neurology, School of Medicine, Pusan National University) ;
  • Kim, Ji Soo (Department of Neurology, College of Medicine, Seoul National University)
  • 발행 : 2004.05.31

초록

A 20-year-old man with bilateral medial medullary infarction showed transition of bowtie and upbeat nystagmus into hemi-seesaw nystagmus. Follow-up MRI revealed near complete resolution of the right medullary lesion. This transition of nystagmus suggests that the upbeat nystagmus was generated by bilateral lesions in the ascending pathways from both anterior semicircular canals (SCC), and that the hemi-seesaw nystagmus was caused by damage to the pathway from the left anterior SCC.

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