Adrenocorticotropic Hormone (ACTH), Plasma
Test Code: 004440
Performing Lab: LabCorp
CPT Code: 82024 001
Synonym
ACTH; Adrenal Corticotropin; Corticotropin
Specimen Type
Plasma, FROZEN
Specimen Container
Plastic or siliconized glass lavender-top (EDTA) tube
Volume
0.8 mL
Minimum Volume
0.3 mL (NOTE:This volume does NOT allow for repeat testing.)
Specimen Handling
ACTH SHOULD BE DRAWN BETWEEN 7 AND 10 AM. Collect into iced plastic or siliconized glass lavender-top (EDTA) tube, noting time of collection. After venipuncture, immediately immerse the tubes in an ice bath. Separate plasma from cells by centrifugation within one hour after venipuncture[1,2]. Transfer the plasma into a LabCorp PP transpak frozen purple tube with screw cap (LabCorp ID 49482) immediately. Freeze immediately and maintain frozen until tested. Contact LabCorp's supply department for special tubes. To avoid delays in turnaround time when requesting multiple tests on frozen samples, PLEASE SUBMIT SEPARATE FROZEN SPECIMENS FOR EACH TEST REQUESTED.
Unacceptable Conditions
Thawed specimen; serum or heparinized plasma specimen; specimen collected in nonsiliconized glass tube
Temperature
FREEZE immediately.
Methodology
Electrochemiluminescence immunoassay (ECLIA)
Stability
Room Temperature: Unstable
Refrigerated: Unstable
Frozen: 14 days
Refrigerated: Unstable
Frozen: 14 days
| Result Code | Result Name | LOINC |
|---|---|---|
| 004441 | ACTH, Plasma | 2141-0 |
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