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Adrenocorticotropic Hormone
Copy Utility
Ordering Recommendation
Aids in the diagnosis of adrenal insufficiency and determining the presence of anterior pituitary tumors.
Mnemonic
Methodology
Quantitative Electrochemiluminescent Immunoassay
Performed
Sun-Sat
Reported
Within 24 hours
New York DOH Approval Status
Specimen Required
Morning collection (7 a.m. to 10 a.m.) is preferred.
Lavender (K2EDTA) or Pink (K2EDTA). Collection tube must be siliconized glass or plastic.
Separate from cells ASAP or within 2 hours of collection. Transfer 1 mL plasma to an ARUP Standard Transport Tube and freeze immediately. (Min: 0.5 mL)
CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.
Serum, heparinized plasma, tissue or urine. Grossly hemolyzed specimens.
After separation from cells: Ambient: 3 hours; Refrigerated: 4 hours; Frozen: 10 weeks (No freeze/thaw cycles.)
Reference Interval
Effective August 5, 2019
7.2 - 63.3 pg/mL (a.m. draws)
Interpretive Data
Reference interval based on samples collected between 7 a.m. and 10 a.m. No reference intervals established for p.m. collections. Pediatric reference values are the same as adults (Acta Paediatr Scand 1981;70:341-345). This assay measures intact ACTH 1-39; some types of synthetic ACTH and ACTH fragments are not detected by this assay.
FDA
Note
No reference intervals established for p.m. collections.
Hotline History
CPT Codes
82024
Components
| Component Test Code* | Component Chart Name | LOINC |
|---|---|---|
| 0070010 | Adrenocorticotropic Hormone | 2141-0 |
Aliases
- ACTH
- Adrenal Corticotropin Hormone
- Corticotropin
- Cortrosyn
- Cosyntropin
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