Test Code ACTH Adrenocorticotropic Hormone
Specimen Volume
1 mL
Preferred Specimen:
Plasma from Lavender (K2-EDTA), Pink (K2-EDTA), or K3-EDTA.
Collection tube must be siliconized glass or plastic.
Specimen Handling Instructions
Separate from cells ASAP or within 2 hours of collection. Transfer 1 mL plasma to an aliquot tube and freeze immediately. (Min: 0.5 mL).
CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.
Transport
Routine courier pick-up
Cutoff Time
None
Performing Laboratory
ARUP Laboratories
Methodology
Quantitative Electrochemiluminescent Immunoassay (ECLIA)
STAT TAT
N/A
Routine Turn-around Time
Performed Daily
Report available within 24 hours
Reference Ranges
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.
CPT Codes
82024
LOINC Codes
2141-0