V2EX procalcitonin

Procalcitonin

Definition 定义

降钙素原:一种由机体在严重细菌感染、脓毒症等全身炎症反应时显著升高的蛋白前体,临床常作为细菌感染风险评估抗生素使用决策的辅助指标。(也可在某些非感染性炎症、重症应激等情况下升高。)

Pronunciation 发音(IPA)

/proklstonn/

Examples 例句

The doctor ordered a procalcitonin test.
医生开了降钙素原(procalcitonin)检测。

A rising procalcitonin level, together with fever and low blood pressure, supported the diagnosis of sepsis and prompted early antibiotic therapy.
降钙素原水平上升,再结合发热和低血压,支持脓毒症诊断,并促使尽早使用抗生素治疗。

Etymology 词源

由 **pro-**(“前体、前阶段”)+ calcitonin(“降钙素”)构成,字面意思是“降钙素的前体”。在生理情况下它是激素相关前体的一部分;在严重细菌感染等状态下,机体多组织可产生并释放更多降钙素原,因此被用作感染相关生物标志物。

Related Words 相关词汇

Literary Works 文献与著作中的使用

  • Harrison’s Principles of Internal Medicine(《哈里森内科学》):在感染性疾病与脓毒症相关章节中讨论降钙素原等生物标志物的临床意义。
  • Mandell, Douglas, and Bennett’s Principles and Practice of Infectious Diseases:在细菌感染诊断与抗菌药物管理内容中常提及 procalcitonin。
  • Surviving Sepsis Campaign: International Guidelines for Management of Sepsis and Septic Shock(《拯救脓毒症运动》国际指南):在脓毒症管理与抗生素策略相关建议中涉及 procalcitonin 作为辅助指标。
  • Schuetz et al. 等关于“procalcitonin 指导抗生素治疗”的研究与综述(多见于 The Lancet Infectious DiseasesClinical Infectious Diseases 等期刊):广泛使用并界定该词在临床路径中的用法。
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