Useful For: Determination of ACTH is useful in differentiating between primary and secondary adrenocortical hypo- and hyperfunctional disorders: Addison’s disease, Cushing’s syndrome, adrenal carcinoma, ectopic ACTH syndrome, and adrenal nodular hyperplasia.
Methodology: Electrochemiluminescence immunoassay (ECLIA)
Specimen Requirements: 1 lavender-top (EDTA) tube (minimum: 0.5 mL of EDTA plasma). Mix well. Separate plasma and FREEZE immediately. Send specimen frozen in plastic vial.
NOTE: Draw specimen between 7AM and 10 AM. If drawn any other time, the reference ranges do not apply.
Analytical Time:
3 days
Days Set Up: Monday, Wednesday, Friday
CPT Information:
82024 –