V2EX dialysis

Dialysis

定义 Definition

dialysis(透析):一种通过半透膜把血液或溶液中的废物、盐分和多余水分分离出去的过程。医学中最常见的是肾透析,用于肾功能衰竭时替代部分肾脏功能(如血液透析、腹膜透析)。在化学/生物实验中也可指用透析袋去除小分子杂质的“透析”。

发音 Pronunciation

/dalss/

例句 Examples

She started dialysis three times a week after her kidneys failed.
她在肾衰竭后开始每周做三次透析。

Although dialysis can relieve symptoms and remove toxins, it also requires strict scheduling and careful management of fluids and diet.
尽管透析能缓解症状并清除毒素,但它也需要严格的时间安排,以及对饮水量和饮食的细致管理。

词源 Etymology

dialysis 来自希腊语:*dia-*(“通过、穿过”)+ lysis(“分解、松解”)。原意强调“通过某种介质把物质分开”。19世纪科学语境中用于描述借助膜分离溶质的现象,后来被医学借用来指代用机器/膜替代肾脏清除代谢废物的治疗方式。

相关词 Related Words

文学与著作 Literary Works

  • Harrison’s Principles of Internal Medicine(《哈里森内科学》):在肾衰竭与肾替代治疗章节中大量出现 dialysis
  • Brenner & Rector’s The Kidney(《布伦纳与雷克托:肾脏学》):肾脏病学经典教材,系统讨论透析机制与临床应用。
  • Oxford Handbook of Clinical Medicine(《牛津临床医学手册》):在急慢性肾衰、液体管理与透析指征的内容中常见该词。
  • Being Mortal(Atul Gawande,《最好的告别》):讨论重症与老年照护决策时涉及透析等治疗选择与生活质量议题。
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