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HelpTest Code LAB511 Adrenocorticotropic Hormone (ACTH), Plasma
Methodology
Cobas ECLIA electrochemiluminescence
Literature Reference:
Package insert: Adrenocorticotropic Hormone. ACTH. Roche Corporation. 12/2020
Performing Laboratory
Barnes-Jewish Hospital Laboratory
Specimen Requirements
For non hospital patient, call Barnes-Jewish Hospital Laboratory Customer Service at 314-362-1470 for STAT pick-up.
Specimen Type: Plasma
Container/Tube: Ice-cooled, lavender top (EDTA)
Specimen Volume: 1 Full tube
Collection Instructions: Morning (0600-1000) specimen is desirable.
Additional Information: Forward immediately on wet ice.
Specimen Transport Temperature
On wet ice
Reference Values
7-63 pg/mL (a.m. collection)
No established reference values for p.m. collection
Pediatric reference values are the same as adults, as confirmed by peer reviewed literature.
Literature Reference:
Package insert: Adrenocorticotropic Hormone. ACTH. Roche Corporation. 12/2020
Day(s) Test Set Up
Tuesday, Friday
Cut-off time: 1000
Turnaround Time:
Routine: results available 2-4 hours of receipt.
STAT: requires approval. Contact Barnes-Jewish Hospital Laboratory in advance for approval.
Test Classification and CPT Coding
82024
Additional Information
For BJH Laboratory Use Only
Analyte Stability:
Specimen is unstable at ambient and refrigerated temperatures; stable 30 days at -20° C; and 3 months at -70° C. Before assay, allow specimen to thaw in a refrigerator (2° C to 8° C) or in an ice bath. Once completely thawed, mix by gentle swirling or inversion.
Laboratory Processing Instructions:
Test performed in BJH Core Lab. Specimen must be received on wet ice. Immediately spin in a refrigerated centrifuge and deliver to Cobas 8000 if before 1000 on Tuesday or Friday. If after 1000 and for all other weekdays and on weekends, immediately freeze at -20° C. Specimen must be processed within 1 hour of draw.
LOINC Code Information
| Name | LOINC Code |
| Adrenocorticotropic Hormone (ACTH), Plasma | 2141-0 |