Cortisol by LC-MS/MS, Serum or Plasma
Test Mnemonic
PCORT
CPT Codes
- 82533 - QTY (1)
LOINC ®
2143-6
Performing Laboratory
ARUP
FDA Category
Laboratory Developed Test
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 1 mL | Plasma | Sodium or Lithium heparin (Green) | Frozen | Specimen should be collected between 8-10 a.m. Separate plasma from cells ASAP or within 2 hours of collection and transfer into standard aliquot tube. |
Alternate Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 1 mL | Serum | SST (Gold) | Frozen | Specimen should be collected between 8-10 a.m. Separate serum from cells ASAP or within 2 hours of collection and transfer into standard aliquot tube. | |
| 1 mL | Plasma | EDTA (Lavender) | Frozen | Specimen should be collected between 8-10 a.m. Separate serum from cells ASAP or within 2 hours of collection and transfer into standard aliquot tube. |
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.5 mL |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | After separation from cells: 1 week |
| Refrigerated | After separation from cells: 1 week |
| Frozen | After separation from cells: 6 months |
Days Performed
Wed, Sat
Turnaround Time
3 - 6 days
Methodology
| Name | Description |
|---|---|
| Quantitative Liquid Chromatography - Tandem Mass Spectrometry |
Reference Range
| Cortisol by LC-MS/MS, Serum or Plasma | |||||
|---|---|---|---|---|---|
| Sex | Age From | Age To | Type | Range | Range Unit |
| 18 Years | 99 Years | Normal | AM: 4.6 - 20.6 | ug/dL | 18 Years | 99 Years | Normal | PM: 1.8 - 13.6 | ug/dL | 18 Years | 99 Years | Normal | Stimulation 30-60 Minutes Post 0.25 mg Cosyntropin IV: > 20 | ug/dL | 1 Months | 12 Months | Normal | Pediatric: AM: 4.6 - 23.0 | ug/dL | 1 Years | 5 Years | Normal | Pediatric: AM: 6.0 - 25.0 | ug/dL | 6 Years | 17 Years | Normal | Pediatric: AM: 4.6 - 15.0 | ug/dL | 1 Months | 12 Months | Normal | Pediatric: Stimulation 30-60 Minutes Post 0.25 mg Cosyntropin IV: 32.0-60.0 | ug/dL | 1 Years | 5 Years | Normal | Pediatric:Stimulation 30-60 Minutes Post 0.25 mg Cosyntropin IV: 22.0-40.0 | ug/dL | 6 Years | 17 Years | Normal | Pediatric:Stimulation 30-60 Minutes Post 0.25 mg Cosyntropin IV: 17.0-28.0 | ug/dL |
Special Info
Specimen should be collected between 8 - 10 a.m. This test is New York DOH approved.