V2EX fasciculation

Fasciculation

定义 Definition

fasciculation(肌束颤动):指一小束肌纤维(肌束)发生不自主、短暂的跳动/抽动,通常可在皮下看到轻微“跳动”。多为良性(如疲劳、压力、咖啡因),也可能与下运动神经元相关疾病有关(如运动神经元病等)。该词在部分语境下也可指“束状结构的形成/呈束状”。

发音 Pronunciation (IPA)

/fskjlen/

例句 Examples

I noticed a fasciculation in my eyelid after too much coffee.
我喝了太多咖啡后,发现眼皮出现了肌束颤动。

On examination, widespread fasciculation with progressive weakness may suggest a disorder affecting lower motor neurons and warrants further evaluation.
检查时若见广泛肌束颤动并伴进行性无力,可能提示影响下运动神经元的疾病,需要进一步评估。

词源 Etymology

来自拉丁语 fasciculus(“小束、捆”,源于 fascis “束”)+ 英语名词后缀 -ation(表示“过程/作用”)。字面含义接近“形成小束的现象”,在医学上特指“肌束发生细小抽动”。

相关词 Related Words

文学与著作 Literary Works

  • Harrison's Principles of Internal Medicine(《哈里森内科学》)
  • Adams and Victor's Principles of Neurology(《亚当斯与维克托神经学原理》)
  • Gray's Anatomy(《格雷氏解剖学》)
  • 期刊文献中常见:Journal of Neurology, Muscle & Nerve(涉及运动神经元疾病、周围神经与肌肉疾病的研究与病例报道)
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