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Alternative names Return to top
17-KSDefinition Return to top
The 17-ketosteroids test measures the amount of 17-ketosteroids in urine.How the test is performed Return to top
A 24-hour urine sample is needed.How to prepare for the test Return to top
No special preparation is necessary for this test, but if the collection is being taken from an infant, a couple of extra collection bags may be necessary.How the test will feel Return to top
The test involves only normal urination, and there is no discomfort.Why the test is performed Return to top
This test may be performed when any of the disorders associated with abnormal levels of the "male" steroid sex hormones (androgens) are suspected. 17-ketosteroids are metabolites (break-down products) of androgens and other steroid hormones that are secreted from the adrenal cortex. In men, most of the hormone metabolites come from the adrenal cortex and a smaller amount from the testes. In women and children, almost all androgens are derived from the adrenal cortex.
Normal Values Return to top
Normal values are as follows:
Note: mg/24 hr = milligrams per 24-hours
Normal value ranges may vary slightly among different laboratories.
What abnormal results mean Return to top
Increased levels of 17-ketosteroids may indicate:What the risks are Return to top
There are no risks.Special considerations Return to top
Acute emotional or physical stress can affect the result.
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Page last updated: 28 October 2004 |