17-Hydroxycorticosteroids, Urine 17COR

Method(s) Quantitative Colorimetry
Specimen Required
Collect 24-hour urine. Sample must be refrigerated during collection.
Transport

12 mL aliquot from a well-mixed 24-hour collection, frozen. (Min: 8 mL)

Remarks Samples refrigerated with preservatives are acceptable. Mix well, add 1 g boric acid/100 mL urine, adjust pH (with boric acid) to 5.0-7.0 and freeze. Record total volume, collection time, and pH on transport tube and test request form.
Stability Ambient: 4 hours with preservative; Refrigerated: 1 week with preservative; Frozen: 1 month
Unacceptable Conditions

Alkali preservatives (e.g. Specimens previously preserved with NaOH).

Schedule Wed, Sat
Billing Code 5010070
CPTCode 83491
Notes

Random urines are acceptable, but are reported as mg/L and have no reference interval.

Preferred Specimen Collection Device(s)
Reference Interval
ComponentReference Interval 
17-Hydroxycorticosteroids4.0-14.0 mg per 24h 
17-Hydroxycorticosteroids urine per gram of creatinine2.0-6.5 mg/g crt 
Creatinine (24-hour)MaleFemale
 3-8 years: 140-700 mg/d3-8 years: 140-700 mg/d
 9 - 12 years: 300-1300 mg/d9 - 12 years: 300-1300 mg/d
 13 - 17 years: 500-2300 mg/d13 - 17 years: 400-1600 mg/d
 18 - 50 years: 1000-2500 mg/d18 - 50 years: 700-1600 mg/d
 51 - 80 years: 800-2100 mg/d51 -80 years: 500-1400 mg/d
 81 years and older: 600-2000 mg/d81 years and older: 400-1300 mg/d
No Appointment Necessary
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12 Patient Service Centers in Central New York.

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