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A CT scan is a special type of X‑ray. It takes clear pictures of the inside of your body. These pictures help doctors see problems more easily than with a normal X‑ray. |
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The CT scanner looks like a big doughnut. You lie on a bed that moves through the hole in the middle. |
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A CT scan helps doctors find out what is wrong inside your body. It can show problems with tissues and organs. |
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There are some risks with a CT scan. We will talk to you about these risks before the scan. |
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Sometimes, a special dye is used during the scan. This dye helps show blood vessels and organs more clearly. |
| Some people might have a reaction to the dye. We will ask you questions to check if you might have a reaction. | |
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CT scans use X-rays, which have a very low risk of causing cancer. |
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If you are pregnant or might be pregnant, tell the staff. Extra care is needed for pregnant people. |
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You can choose not to have a CT scan. This might make it harder for doctors to know what is wrong. |
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Other tests like MRI or ultrasound might be used instead. But sometimes, a CT scan is the best choice. |
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Wear comfy clothes to your scan. You might need to change into a gown. |
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Avoid jewellery or clothes with metal. |
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You might be asked not to eat before the scan. This is because of the dye used during the scan. |
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Keep taking your medicine as normal. |
| If you have diabetes, bring some food for after the scan. | |
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You will be asked to consent to the scan. This means you understand what will happen and agree to it. |
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During the scan, you might need to drink water or have an injection of dye. |
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You will lie on a bed and move through the scanner. You might be asked to hold your breath for a few seconds. |
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After the scan, you can leave straight away. If you had dye, you might need to stay for a short time. |
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Drink plenty of water after the scan if you had dye. This helps your body get rid of the dye. |
| A doctor will look at your scan pictures. The results will be sent to the doctor who asked for the scan. | |
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You can find more information about CT scans online. Some websites have videos and guides to help you. |
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If you have questions, contact the hospital. They can help with appointments or any worries you have. |
Having a CT Scan (Easy Read)
Click here to download the PDFPage last updated: 21 May 2026
Review due: 01 May 2028


















