17-Hydroxycorticosteroids
Test Mnemonic
U17OHC
CPT Codes
- 82570 - QTY (1)
- 83491 - QTY (1)
Aliases
- Corticosteroids, 17-OH Urine
Includes
- Creatinine, 24 hour
- 17-Hydroxycorticosteroids, mg/g creat
- 17-Hydroxycorticosteroids, mg/day
Performing Laboratory
ARUP
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 12 mL | Urine, 24-hour (well-mixed) | Clean container | Refrigerate during collection. | Frozen, ASAP | Add 1 gram Boric Acid (one tablet) to 100 mL urine and mix well. Call Client Services at 800-628-6816 or 216-444-5755 for Boric Acid tablets. Freeze aliquot ASAP. |
Alternate Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 12 mL | Urine, random | Clean container | Frozen | No preservative is necessary if frozen within 15 minutes. If specimen is older than 15 minutes, add 1 Boric Acid tablet per 100 mL urine and mix well. Freeze aliquot ASAP. |
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 12 mL |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | With preservative: 4 hours |
| Frozen | 1 month |
| Refrigerated | With preservative: 1 week |
Days Performed
Tue, Fri
Turnaround Time
4 - 8 days
Methodology
| Name | Description |
|---|---|
| Colorimetry |
Special Info
Indicate total volume of 24-hour collection. pH should be between 5.0 - 7.0 after the addition of the boric acid and before freezing the aliquot.
Clinical Info
Evaluation of glucocorticoids