A CT scan (Computed Tomography) is a diagnostic imaging test that provides detailed pictures of structures inside your body. Proper preparation ensures the accuracy of the results and a smooth experience. Here’s how to prepare for your CT scan:
1. Follow Fasting Instructions
For certain CT scans, especially those involving contrast dye, you may need to fast (avoid eating or drinking) for 4-6 hours before the test. Your healthcare provider will inform you if fasting is required.
2. Inform Your Doctor of Allergies or Medical Conditions
If you have allergies, especially to contrast dye (iodine), or medical conditions like kidney problems, asthma, or diabetes, let your doctor know. This will help them adjust the procedure or take precautions.
3. Review Medications
Ask your doctor if you should continue taking your regular medications before the scan. In some cases, you may need to pause certain medications temporarily, particularly if contrast dye is used.
4. Wear Comfortable, Loose Clothing
Wear loose, comfortable clothing without metal zippers, buttons, or jewellery. You may be asked to change into a hospital gown to avoid interference from metal objects during the scan.
5. Remove Metal Objects
Before the scan, remove any metal objects, including jewellery, glasses, hearing aids, and dental work, as they can affect the imaging.
6. Hydrate Before the Scan
If contrast dye will be used, drinking plenty of water before the test can help flush the dye from your body afterward. Hydration may also aid in clearer images.
7. Arrive Early
Arrive at the blood lab test centre 15-30 minutes early to complete any necessary paperwork or preparation. This also allows time to address any last-minute questions you may have.
8. Stay Relaxed During the Scan
The CT scan itself is painless and usually takes around 10-30 minutes. You’ll lie still on a table that moves through the scanner. The machine makes slight noises, but it’s important to stay calm and avoid movement for clear images.
9. After the CT Scan
If contrast dye was used, drink plenty of water to help your body eliminate it. You can usually resume normal activities and diet immediately after the scan unless advised otherwise by your doctor.
10. Follow-Up on Results
Once the scan is complete, your doctor will receive the results and discuss them with you. Make sure to follow any additional instructions they provide for aftercare or further tests if needed.
By preparing properly for your CT scan, you can ensure a smooth experience and receive accurate diagnostic results to help guide your healthcare.