V2EX hypercapnia

Hypercapnia

释义 Definition

高碳酸血症 / 血中二氧化碳增多:指动脉血二氧化碳分压(PaCO)升高的状态,常见于通气不足(如慢阻肺加重、镇静/麻醉抑制呼吸、神经肌肉疾病等)。在临床上可导致头痛、嗜睡、意识改变,严重时可出现呼吸性酸中毒。(该词也常与“hypercarbia”近义使用。)

发音 Pronunciation (IPA)

/haprkpni/

词源 Etymology

来自现代医学构词:**hyper-**(“过度、过高”)+ **capn-**(源自希腊语 kapnos,“烟”,引申为“二氧化碳/呼吸气体”相关)+ -ia(“状态、病况”)。整体字面义即“二氧化碳过高的状态”。

例句 Examples

Mild hypercapnia can cause headache and sleepiness.
轻度高碳酸血症可能引起头痛和嗜睡。

In severe COPD exacerbations, hypercapnia may worsen rapidly if ventilation is inadequate.
在严重的慢阻肺急性加重中,如果通气不足,高碳酸血症可能会迅速加重。

相关词 Related Words

文献与作品 Literary & Notable Works

  • Harrison’s Principles of Internal Medicine(《哈里森内科学》)中关于呼吸衰竭与酸碱失衡章节常讨论 hypercapnia
  • Miller’s Anesthesia(《米勒麻醉学》)在通气管理、CO潴留与麻醉相关呼吸抑制处频繁使用该词。
  • Guyton and Hall Textbook of Medical Physiology(《盖顿与霍尔医学生理学》)在呼吸调节与血气生理部分涉及 hypercapnia
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