V2EX ischemia

Ischemia

定义 Definition

Ischemia(缺血)是一个医学术语,指身体某一部位因血液供应不足而导致的组织缺氧状态。常见于心脏、大脑等重要器官,可能引发严重的健康问题。

发音 Pronunciation

/skimi/

词源 Etymology

该词源自希腊语,由 ischein(意为"抑制、阻止")和 haima(意为"血液")组合而成,字面意思是"血液被阻止流通"。这个词于19世纪进入英语,最初用于医学文献中描述局部血液供应减少的病理现象。

例句 Examples

The doctor warned that prolonged ischemia could lead to permanent tissue damage.
医生警告说,长时间的缺血可能导致永久性组织损伤。

Cardiac ischemia, often caused by the narrowing of coronary arteries, is one of the leading contributors to heart attacks worldwide.
心肌缺血通常由冠状动脉狭窄引起,是全球范围内导致心脏病发作的主要原因之一。

相关词汇 Related Words

文学与学术引用 Literary & Academic References

  • 在威廉奥斯勒(William Osler)的经典医学著作 The Principles and Practice of Medicine 中,ischemia 被广泛用于讨论心血管疾病的病理机制。
  • 奥利弗萨克斯(Oliver Sacks)在 The Man Who Mistook His Wife for a Hat 中涉及脑部缺血对神经功能影响的案例描述。
  • 在阿图尔葛文德(Atul Gawande)的 Being Mortal 中,缺血作为老年人器官功能衰退的重要因素被多次提及。
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