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If they are doing a contrast dye scan, they usually use a form of iodine as the contrast agent. This dye agent is used regardless of which part of the body is being scanned.
Contrast dye is used to enhance the quality of an x-ray. Contrast dye does not stay in the human body for very long, but it can stay for up to several hours.
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The red dye that is used in a CT scan is a contrast dye. The objective of the dye is so that certain parts of the body will show up clearer in an x-ray. Contrast dye is generally given by IV into the hand or arm.
It is usually a barium or iodine dye
It is usually a barium or iodine dye
It depends wheter you need contrast dye or not. If you need contrast dye for a scan then yes, you will need an IV placed which feels like getting a shot, if not less painful.
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Contrast dye is used in the medical field for x-rays and MRI scans. It is used to help the medical professional focus on certain areas, such as blood vessels that might have a blockage.
You should leave your hair for about 2 weeks before you dye it again. This will give your hair chance to settle and recover from the last dye.