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Lab Manual for Moffitt-Long and Mount Zion

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Ketosteroids, 17-

Item Value
Approval req'd? No
Available Stat? No
Test code 17KS
Performed by Quest
Sendout? Yes
Method Colorimeteric with modified Zimmerman reaction
Collection Instructions Obtain container from Specimen Receiving.
Container type 24 hour urine collection container

Click here for Urine Preservative Requirements
Amount to Collect Entire 24 hour urine output
Sample type 24 hour urine collection
Preferred volume 20 mL urine
Min. Volume 10 mL urine
Processing notes Record urine volume on test request and on vial containing aliquot. Order Quest # 15201X.
Units mg/24 h
Normal range
Age(years) Male Female
0 < 1.0 mg/d < 1.0 mg/d
1 < 2.0 mg/d < 2.0 mg/d
5 < 3.0 mg/d < 3.0 mg/d
9 3.0-10.0 mg/d 3.0-10.0 mg/d
13 5.0-12.0 mg/d 5.0-12.0 mg/d
17 9.0-22.0 mg/d 6.0-15.0 mg/d
21 8.0-20.0 mg/d
> 21 8.0-20.0 mg/d 6.0-15.0 mg/d

Turn around times Test performed Monday-Friday. Turnaround time: 2-4 days.
Additional information To convert mg/d to µmol/d (SI units) multiply by 3.47 (based on MW of DHEA). Includes creatinine as an index of completeness of collection.
LOINC code 6766-0
Last Updated 3/24/2013 7:50:05 PM
Entry Number 583
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