17-Ketosteroids

Test Code
2776

CPT Codes
83586

Preferred Specimen
20 mL aliquot of a well mixed 24-hour urine preserved with 25 mL 50% Acetic Acid submitted in a plastic, leak-proof container

Minimum Volume
10 mL

Other Acceptable Specimens
Urine preserved with 30 mL 6N HCl or 10 g Boric Acid submitted in a plastic, leak-proof container

Instructions
Preserve 24-hour urine with 25 mL 50% Acetic Acid (preferred) or with 30 mL 6N HCl or 10 g Boric Acid (acceptable) during collection.
Please specify on the request form and on the urine container the patient's age and sex and the total 24-hour urine volume.

Transport Temperature
Refrigerated (cold packs)

Specimen Stability
Room temperature: 8 hours
Refrigerated: 7 days
Frozen: 30 days

Methodology
Colorimetric (C)

Reference Range
17-Ketosteroids, 24-Hour Urine
< 1.0 mg/24 h: < 1 year
< 2.0 mg/24 h: 1-4 years
< 3.0 mg/24 h: 5-8 years
3.0-10.0 mg/24 h: 9-12 years
5.0-12.0 mg/24 h: 13-16 years
Females:
6.0-15.0 mg/24 h: > 16 years
Males:
9.0-22.0 mg/24 h: 17-20 years
8.0-20.0 mg/24 h: > 20 years
If age and sex are not provided:
6.0-20.0 mg/24 h  Default


Performing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly, VA 20153



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.