对比材料用英语怎么说

"Contrast material" is a substance used in medical imaging exams to improve the visibility of certain structures or abnormalities within the body. It is often administered through injection or ingestion and can be used in procedures such as computed tomography (CT), magnetic resonance imaging (MRI), and angiography.
Contrast material is usually made of a substance called "iodine," which is easily detected by medical imaging machines. It is used to highlight specific areas of the body, such as blood vessels, organs, or tissues, making it easier for healthcare providers to diagnose and treat certain conditions.
Here are some examples of how to use "contrast material" in a sentence:
"The radiologist injected me with contrast material before the CT scan to get a clearer image of my organs."
"The doctor recommended that I drink a solution of contrast material before the MRI to improve the visibility of my digestive system."
"The angiography procedure involved injecting contrast material into my arteries to visualize any blockages or abnormalities."
中文翻译:
"对比材料"是医学成像检查中使用的一种物质，用于提高体内某些结构或异常的可见度。它通常是通过注射或摄取使用的，可用于计算机断层扫描（CT）、磁共振成像（MRI）和血管造影（angiography）等程序。
对比材料通常由名为"碘"的物质制成，该物质很容易被医学成像机器检测到。它用于突出体内的特定区域，如血管、器官或组织，使医疗保健提供者更容易诊断和治疗某些疾病。
以下是几个使用"对比材料"的句子示例:
"放射科医生在 CT 扫描前给我注射了对比材料，以获得更清晰的器官图像。"
"医生建议我在 MRI 之前喝一种对比材料的溶液，以提高