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HelpTest Code FHC18 18-Hydroxycorticosterone, Serum
Specimen Required
Preferred: Red top
Acceptable: SST
Submission Container/Tube: Plastic vial
Specimen Volume: 3 mL
Collection Instructions:
1. Draw blood in a plain red-top tube(s), serum gel tube(s) is acceptable.
2. Serum must be separated from cells within 45 minutes of venipuncture. Centrifuge and send 3 mL of serum frozen in a plastic vial.
Reporting Name
18-Hydroxycorticosterone, SSpecimen Type
SerumSpecimen Minimum Volume
1 mL (NOTE: Minimum volume does not allow for repeat analysis.)
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Frozen (preferred) | 90 days | |
| Ambient | 24 hours | ||
| Refrigerated | 24 hours |
Reference Values
|
Age |
Range (ng/dL) |
|
Premature (26 - 28 weeks) Day 4 |
10 - 670 |
|
Premature (31 - 35 weeks) Day 4 |
57 - 410 |
|
Full-term Day 3 |
31 - 546 |
|
31 days to 11 months |
5 - 220 |
|
12 - 23 months |
18 - 155 |
|
24 months to 9 years |
6 - 85 |
|
10 - 14 years |
10 - 72 |
|
Adults |
9 - 58 |
|
Adults 8:00 AM Supine |
4 - 21 |
|
Adults 8:00 AM Upright |
5 - 46 |
Performing Laboratory
Esoterix EndocrinologyTest Classification
This test was developed and its performance characteristics determined by LabCorp. It has not been cleared or approved by the Food and Drug Administration.CPT Code Information
82542
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| FHC18 | 18-Hydroxycorticosterone, S | 1674-1 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| FHC18 | 18-Hydroxycorticosterone, S | 1674-1 |
Method Name
Mass Spectrometry
Day(s) Performed
Monday