What Is the Normal Range for a 24-Hour Urine Free Cortisol?


Quick Answer

The normal range after a cortisol urine test is 10 to 100 micrograms per 24 hours, claims MedlinePlus. A higher than average level may indicate Cushing disease, ectopic Cushing syndrome, or tumor of the adrenal gland. A low level may indicate Addison's disease, hypopituitarism or suppression of pituitary function.

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Full Answer

Cortisol is a hormone produced by the adrenal gland, and cortisol urine tests measure the amount of cortisol in the urine, states MedlinePlus.

Symptoms of high cortisol levels include high blood pressure, high blood sugar, obesity of the torso, and fragile skin, according to Healthline. Symptoms of low cortisol levels include weight loss, fatigue, dizziness, fainting and abdominal pain. Decreased body hair and diarrhea or constipation are also symptoms of low cortisol levels.

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