V2EX polycythemia

Polycythemia

定义 Definition

红细胞增多症:一种血液学情况,指外周血中红细胞数量(或血红蛋白/红细胞比容)异常升高,导致血液黏稠度增加,可能引发头痛、眩晕、皮肤潮红、瘙痒、血栓等问题。常见类型包括真性红细胞增多症(Polycythemia vera)以及因缺氧等导致的继发性红细胞增多。(本词在医学语境最常用;在不同语境下也可泛指“血红细胞过多”的状态。)

发音 Pronunciation

/pli saθimi/

例句 Examples

The doctor said the patient may have polycythemia.
医生说这位患者可能有红细胞增多症。

Because polycythemia can make the blood thicker, careful monitoring is needed to reduce the risk of clots.
由于红细胞增多症会使血液更黏稠,因此需要密切监测以降低血栓风险。

词源 Etymology

polycythemia 来自现代医学构词:**poly-**(多)+ **cyt-**(细胞,源自希腊语 kytos “容器/细胞”)+ -emia(血液状态,源自希腊语 haima “血”)。整体字面义为“血中细胞(尤其红细胞)过多的状态”。

相关词 Related Words

文学作品与著名文本 Notable Works

  • Harrison’s Principles of Internal Medicine(《哈里森内科学》:在骨髓增殖性肿瘤与血液学章节中讨论 polycythemia vera)
  • Robbins and Cotran Pathologic Basis of Disease(《罗宾斯病理学》:在血液系统疾病章节中讲解 polycythemia/红细胞增多的病理机制)
  • Williams Hematology(《威廉姆斯血液学》:对 polycythemia vera 与继发性红细胞增多有系统性阐述)
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