V2EX c-reactive protein

C-Reactive Protein

定义 Definition

C-reactive protein(C反应蛋白,简称 CRP):一种主要由肝脏在炎症、感染或组织损伤时产生并升高的蛋白质,属于“急性期反应物”。临床上常用作评估炎症程度与监测治疗反应的生物标志物。(在某些场景也会检测 hs-CRP 高敏CRP,用于心血管风险评估。)

发音 Pronunciation (IPA)

/si riktv protin/

例句 Examples

C-reactive protein is often higher when you have an infection.
有感染时,C反应蛋白通常会升高。

Although the blood culture was negative, her C-reactive protein kept rising, suggesting ongoing inflammation.
尽管血培养为阴性,她的C反应蛋白仍持续上升,提示炎症仍在进行。

词源 Etymology

“C-reactive”中的 C 源于早期研究发现该蛋白能与肺炎链球菌(pneumococcus)细胞壁的C多糖(C-polysaccharide)发生反应,因此得名 C-reactive protein。CRP在20世纪早期被发现并逐步用于描述机体的炎症反应。

相关词 Related Words

著作与文献 Notable Works

  • Harrison’s Principles of Internal Medicine(《哈里森内科学》)中在感染、风湿免疫与炎症评估章节中常提及 CRP。
  • Robbins & Cotran Pathologic Basis of Disease(《罗宾斯与科特兰病理学基础》)在急性炎症与急性期反应相关内容中提到 CRP。
  • Ridker 等关于 hs-CRP 与心血管风险的研究与临床讨论常见于 The New England Journal of Medicine(如 JUPITER 试验相关论文)。
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