V2EX intrathecal

Intrathecal

释义 Definition

鞘内的;注入蛛网膜下腔(脊髓腔)内的。多用于医学语境,常见搭配如 intrathecal injection(鞘内注射)、intrathecal chemotherapy(鞘内化疗)。

发音 Pronunciation (IPA)

/ntrθikl/

例句 Examples

The doctor gave an intrathecal injection to deliver the medicine directly into the spinal fluid.
医生进行了鞘内注射,把药物直接送入脑脊液中。

Intrathecal chemotherapy is sometimes used when cancer cells have spread to the central nervous system, because many drugs cannot easily cross the bloodbrain barrier.
当癌细胞扩散到中枢神经系统时,有时会使用鞘内化疗,因为许多药物不易穿过血脑屏障。

词源 Etymology

来自 **intra-**(拉丁语词根,意为“在……之内”)+ thecal(与 theca “鞘、囊”相关;医学上常指包裹结构的“鞘”)。因此 intrathecal 字面意思就是“在鞘内的”,在临床上通常特指“在脊髓蛛网膜下腔/脑脊液腔内”。

相关词 Related Words

文学作品中的用例 Literary Works

intrathecal 属于高度专业的医学术语,较少出现在传统文学作品中;更常见于临床教材、医学期刊与病例报告中(例如神经麻醉学、疼痛管理、肿瘤学相关文献)。在医学纪实或医院题材非虚构作品里偶尔可见,用于描述鞘内给药或鞘内麻醉等情境。

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