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Test Code ACTH Adrenocorticotropic Hormone

Important Note

Place specimen in ice and send to laboratory immediately. Centrifuge within 2 hrs.

Additional Codes

Epic Ordering Code LAB511
NBS code LBC13333
Service code 31863

Specimen Requirements

Submit only one of the following immediately:                                               

Preferred: Purple Top

 

 

Processing Requirements

Place specimen in ice and send to laboratory immediately. Centrifuge within 2 hrs.

Specimen type: Plasma

Volume: 0.5 mL

Storage/transport requirements: Frozen

Specimen Stability

Specimen Type Plasma
Ambient Reject
Refrigerate 3 hours
Frozen 10 weeks

Specimen Condition

Gross Haemolysis Reject
Icterus OK
Lipaemia OK
Others: Not sent in ice Reject

Methodology

Electrochemiluminescent Immunoassay

Days and Times Performed

Monday through Friday, TAT 1-4 days

Reference Interval

1.6 – 13.9 pmol/L

 

Reference interval was established by manufacturer on healthy adult population with plasma samples drawn between 7am to 10am.

Testing Laboratory

National University Hospital
Clinical Chemistry, 67724346

Useful For

Determining the cause of hypercortisolism and hypocortisolism

LOINC Code Information

14674-6

Alias

Aderenal Corticotropin Hormone

Cushing's Disease

Update

Last updated 09/04/2026