V2EX pellagra

Pellagra

释义 Definition

糙皮病(Pellagra):一种因烟酸(维生素B3)或色氨酸缺乏引起的营养缺乏性疾病,常见表现被概括为“3D”:皮炎(dermatitis)腹泻(diarrhea)痴呆/精神神经症状(dementia);严重时可致死(有时称“4D”,加上死亡 death)。该词在医学语境中使用为主。

发音 Pronunciation (IPA)

/plr/

例句 Examples

Pellagra is caused by a lack of vitamin B3.
糙皮病是由维生素B3缺乏引起的。

In the early 1900s, pellagra outbreaks were linked to diets heavily dependent on untreated corn.
在20世纪初,糙皮病的暴发与过度依赖未经处理的玉米饮食有关。

词源 Etymology

pellagra 源自意大利语 pelle agra,意为“粗糙/酸痛的皮肤”(pelle“皮肤” + agra“粗糙的、疼痛的”),反映了该病典型的皮肤损害特征。后来作为医学术语进入英语。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Joseph Goldberger 相关研究与公共卫生文献(20世纪初美国南部糙皮病调查与防治报告)中频繁出现 pellagra
  • 20世纪美国社会史与医学史写作(涉及贫困、饮食结构与公共卫生危机的非虚构作品)中常以 pellagra 作为典型“营养缺乏病”案例出现。
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