Radioactive iodine uptake
Alternate Names : Iodine uptake test, RAIU
Normal Values
- 6 hours: 3 - 16%
- 24 hours: 8 - 25%
Note: Some laboratories only measure at 24 hours. Values may vary depending on the amount of iodine in your diet. Normal value ranges may vary slightly among different laboratories. Talk to your doctor about the meaning of your specific test results.
What do Abnormal Results Mean?
Increased levels may be due to: Decreased levels may be due to: Additional conditions under which the test may be performed:
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