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17-HYDROXYCORTICOSTEROIDS, URINE

Mnemonic

HYD CORT

Synonym

Hydroxycorticosteroids

Specimen Collection Requirements

Collect

24-hour urine. Refrigerated during collection. Also acceptable: Random urine. Freeze within 15 minutes of collection, preservative not required (reported as mg/L, no reference interval provided).

Handling

Aliquot from a well-mixed 24-hour urine collection and freeze. State 24-hour total volume and collection time on the requisition.

Preferred Volume

12.0 mL

Minimum Volume

 5.0 mL

Transport

Frozen

Rejection Criteria

Alkali preservatives, e.g. samples previously preserved with sodium hydroxide

Stability

Ambient: 4 hours with preservative; Refrigerated: 1 week with preservative; Frozen: 1 month

Testing Information

Performed

Wed, Sat

Reported

3-7 days

Method

Porter-Silber

Referral Lab

ARUP (70490)

Reference Values

Reference Values

4.0-14.0 mg/day
2.0-6.5 mg/g of Creatinine

Creatinine: By report.

CPT Codes

83491

Last Updated: Wednesday, September 20, 2017 03:17:00 PM


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