V2EX contrast-enhanced

Contrast-Enhanced

Definition 定义

(形容词)“增强对比的;使用对比剂(造影剂)后更清晰的”。常用于医学影像(如 CT、MRI、超声)中,指通过注射/口服对比剂来突出血管、肿瘤或组织差异,从而提高图像可辨识度。

Pronunciation 发音(IPA)

/kntrst nhnst/ (美); /kntrst nhnst/ (英)

Examples 例句

The doctor ordered a contrast-enhanced CT scan.
医生安排了增强对比的 CT 扫描(增强 CT)。

In contrast-enhanced MRI, the dye helps distinguish abnormal tissue from healthy structures, improving diagnostic accuracy.
在增强 MRI 中,造影剂有助于区分异常组织与健康结构,从而提高诊断准确性。

Etymology 词源

contrast-enhancedcontrast(对比;反差) + enhanced(增强的)构成。这里的 contrast 在影像学语境中常指“对比度/反差”,而 enhanced 表示“被增强、被提高”。合起来即“通过增强对比度(常借助对比剂)使影像更清楚”的意思。

Related Words 相关词汇

Notable Works 作品与出处

  • Grainger & Allison’s Diagnostic Radiology(放射影像学经典教材中常见该术语)
  • Harrison’s Principles of Internal Medicine(内科学权威教材的影像与诊断章节常用)
  • 期刊 Radiology 与 *American Journal of Roentgenology (AJR)*(大量研究与病例报告中频繁出现 “contrast-enhanced”)
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