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Mayo Medical Laboratories

Mayo Clinic Laboratories

Test Code LAB511 Adrenocorticotropic Hormone (ACTH), Plasma

Performing Laboratory

Barnes-Jewish Hospital Laboratory

Methodology

Cobas ECLIA electrochemiluminescence

Literature Reference:
Package insert: Adrenocorticotropic Hormone. ACTH. Roche Corporation. 12/2020

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.

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

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

Specimen Transport Temperature

On wet ice

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