Thyroid Uptake and Scan is a function study and takes an anatomical look at your thyroid. It assesses hyperthyroidism, hypothyroidism, nodules, and other abnormalities of the thyroid.

• Names: Thyroid scan. RAIU test, thyroid scan with uptake
• Patients will visit the department 3 times. First for the pill and history. 5.5 to 6 hours later, the patient returns for 45 minute imaging session. Finally, the patient returns 24 hours from initial appointment time for approximately 5 minutes.

• Bring previous reports (thyroid labs, NM thyroid scans, US, CT, MRI).
• No breakfast food on morning of receiving the pill. We need an empty stomach so that the pill will dissolve quickly.
• You can eat breakfast on the second day.
• Provide a list of the medications you are taking. Important.
• For at least 3 days prior to your appointment, do not consume any food containing the following:
  • Seafood and shellfish including sushi
  • Cabbages and green leafy vegetables
  • All soy products
  • Kelp
  • Milk, cheese products, eggs
  • Multi-vitamins

If your physician suggests a different preparation or time to be off any of the above items, please follow the physician’s regimen.