V2EX transferrin saturation

Transferrin Saturation

定义 Definition

转铁蛋白饱和度:衡量血液中转铁蛋白(运输铁的蛋白)被铁占据的比例的指标,常用于评估体内铁的供应与负荷状况。临床上通常用公式近似:**血清铁 ÷ 总铁结合力(TIBC) × 100%**。

发音 Pronunciation (IPA)

/trnsfrn stren/

例句 Examples

Transferrin saturation is often checked when iron deficiency is suspected.
当怀疑缺铁时,常会检测转铁蛋白饱和度。

A low transferrin saturation with a high TIBC can suggest iron deficiency, while an elevated transferrin saturation may be seen in iron overload conditions such as hereditary hemochromatosis.
转铁蛋白饱和度偏低且总铁结合力偏高可能提示缺铁;而转铁蛋白饱和度升高则可见于遗传性血色病等铁过载情况。

词源 Etymology

Transferrin 由 *trans-*(“跨越/转运”)+ *ferr-*(源自拉丁语 ferrum,“铁”)构成,意为“转运铁的蛋白”。Saturation 源自拉丁语 saturare(“使充满/使饱和”)。合起来表示“转铁蛋白被铁占满的程度”。

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》)
  • Robbins and Cotran Pathologic Basis of Disease(《罗宾斯病理学》)
  • Wintrobe’s Clinical Hematology(《温特罗布临床血液学》)
  • Williams Hematology(《威廉姆斯血液学》)
  • Tietz Textbook of Clinical Chemistry and Molecular Diagnostics(《蒂茨临床化学与分子诊断》)
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