Casandra
Casandra Test Code QD13779Version 1 (DRAFT)
Performing Lab
Lab Quest DiagnosticsLab Test ID 38149
Cortisol Response to ACTH Stimulation, Serum
Clinical Use
Order TestUse
The cortisol response to infusion of synthetic ACTH is useful in diagnosing patients with adrenal insufficiency (Addison's disease).
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
Methodology
Mass Spectrometry
Biomarkers
Cortisol
AnalyteBaseline cortisol • Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
15-minute cortisol • Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
30-minute cortisol • Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
60-minute cortisol • Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
Result Turnaround Time
Not provided.
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Serum
Volume
1 mL per tube
Minimum Volume
0.2 mL per timed specimen
Container
red top tubes (no gel)
Collection Instructions
Draw morning baseline specimen. Administer 250 mcg Cortrosyn. Draw additional specimens at 15, 30 and 60 minutes. Each tube must be clearly marked with time drawn.
Causes for Rejection
Gross hemolysis; serum separator tubes (SST)
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 14 days |
| Refrigerated | 21 days |
| Frozen | 1 year |