V2EX cyanosis

Cyanosis

释义 Definition

(医学)发绀/紫绀:由于血液中脱氧血红蛋白增多或血氧饱和度降低,导致皮肤、嘴唇或指甲床呈青紫色的现象。常见于呼吸或循环系统问题。(该词在医学语境中还有更细分的类型,如“中央性/周围性发绀”。)

发音 Pronunciation

/sanoss/

例句 Examples

The nurse noticed cyanosis around his lips.
护士注意到他嘴唇周围出现了发绀。

Severe pneumonia can cause cyanosis when the blood doesn’t get enough oxygen.
严重肺炎可能导致发绀,因为血液无法获得足够的氧气。

词源 Etymology

cyanosis 来自希腊语词根 **kyan-**(意为“深蓝色”)与医学名词后缀 -osis(表示“状态/病理状态”),字面含义就是“呈蓝色的状态”,用于描述缺氧时皮肤黏膜出现的青紫色改变。

相关词 Related Words

文学作品 Literary Works

  • Thomas Mann, The Magic Mountain(《魔山》)
  • Leo Tolstoy, The Death of Ivan Ilyich(《伊凡伊里奇之死》)
  • George Eliot, Middlemarch(《米德尔马契》)
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