Cortisol - urine
Alternate Names : 24-hour urinary free cortisol (UFC)
Normal Values
Normal range: 10 - 100 micrograms per 24 hours (mcg/24h) Normal value ranges may vary slightly among different laboratories. Normal results may sometimes be present in someone with mild Cushing syndrome. Talk to your doctor about the meaning of your specific test results.
What do Abnormal Results Mean?
Increased levels of urine cortisol may indicate:
Decreased levels of urine cortisol may indicate: The test may also be done in cases of exogenous Cushing syndrome.
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