膝盖做核磁共振注意事项和流程

膝盖做核磁共振注意事项和流程英文回答：
Precautions and MRI Procedure for Knee.
Precautions – Before the Scan:
Inform the technologist about any metal implants or devices you have in your body.
Remove all jewelry, watches, and other metallic objects.
Wear loose, comfortable clothing without metal zippers or buttons.
Fast for 4 to 6 hours before the scan if a contrast agent is being used.
Drink plenty of fluids before the scan, but avoid
caffeine and alcohol.
MRI Procedure:
You will lie down on the MRI table.
A technician will position your knee inside the scanner.
The scanner will make a series of loud noises during
the scan.
You will need to remain very still throughout the scan.
The scan will typically take 30 to 60 minutes.
After the Scan:
You will be able to go home after the scan.
If a contrast agent was used, you may experience some mild side effects, such as nausea or a headache.
These side effects usually go away quickly.
You will receive your MRI results from your doctor within a few days.
中文回答：
膝盖核磁共振注意事项和流程。

注意事项–扫描前：
告知技术人员您体内是否有任何金属植入物或装置。

摘除所有首饰、手表和其他金属物品。

穿着宽松、舒适的衣服，不要有金属拉链或纽扣。

如果使用造影剂，请在扫描前禁食 4 至 6 小时。

扫描前多喝水，但避免咖啡因和酒精。

核磁共振流程：
您需要躺在核磁共振台上。

技术人员会将您的膝盖放置在扫描仪内。

扫描仪在扫描过程中会发出一定的声音。

在扫描过程中，您需要保持极度静止。

扫描通常需要 30 至 60 分钟。

扫描后：
扫描后您可以回家。

如果使用了造影剂，您可能会出现轻微的副作用，例如恶心或头痛。

这些副作用通常会很快消失。

您将在几天内从您的医生那里收到 MRI 结果。