Expected Turnaround Time
7 - 13 days
Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.
Specimen Requirements
Specimen
Serum (preferred) or plasma, frozen
Volume
3 mL
Minimum Volume
1 mL (Note: This volume does not allow for repeat testing.)
Container
Red-top tube, gel-barrier tube, lavender-top (EDTA) tube, or green-top (heparin) tube
Collection
Separate serum or plasma from cells within one hour of collection. Transfer to a plastic transport tube and freeze. To avoid delays in turnaround time when requesting multiple test on frozen samples, please submit separate frozen specimens for each test requested.
Storage Instructions
Freeze; stable for one year. Stable at room temperature for six days or refrigerated for 14 days.
Test Details
Methodology
Mass spectrometry (MS)
LOINC® Map
| Order Code | Order Code Name | Order Loinc | Result Code | Result Code Name | UofM | Result LOINC |
|---|---|---|---|---|---|---|
| 500118 | Dexamethasone, Serum | 14062-4 | 500119 | Dexamethasone, Serum | ng/dL | 14062-4 |