V2EX nystagmus

Nystagmus

释义 Definition

(医学)眼球震颤:一种眼球不自主、反复的节律性摆动或抖动,可影响视力与平衡。常见于先天因素、内耳/前庭问题、神经系统疾病、药物或酒精影响等。(也可指生理性眼震,如快速转头后短暂出现。)

发音 Pronunciation

/nastms/

例句 Examples

Nystagmus can make it hard to focus on small print.
眼球震颤会让人难以看清小字。

During the exam, the doctor noticed horizontal nystagmus, which suggested a problem with the vestibular system.
检查时,医生发现了水平性眼球震颤,这提示可能与前庭系统有关。

词源 Etymology

源自拉丁化新拉丁语 nystagmus,来自希腊语 nystagmos,与“打瞌睡、点头(昏昏欲睡时的动作)”相关,借用来形容眼球像“点头/摆动”一样的反复运动。

相关词 Related Words

文学作品 Literary Works

  • 《The Man Who Mistook His Wife for a Hat》(Oliver Sacks):书中在神经学病例叙述里提及眼球运动异常(包括眼震)作为临床体征。
  • 《Clinical Neuroanatomy》(Richard S. Snell 等多版教材):在神经解剖与体征章节中常出现 nystagmus(偏医学经典教材类“作品”)。
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