ACTH - ADRENOCORTICOTROPIC HORMONE Mnemonic ACTH Synonym Adrenocorticotropic Hormone - ACTH Specimen Collection Requirements Collect Plasma, one lavender (EDTA) top tube Handling Critical frozen. Separate plasma from cells ASAP or within 2 hours of collection. Transfer 1 mL plasma to an aliquot tube and freeze. Preferred Volume 1.0 mL Minimum Volume 0.5 mL Transport Frozen Rejection Criteria Serum, tissue or urine, heparinized plasma, grossly hemolyzed or lipemic specimens Stability AFTER SEPARATION FROM CELLS: Ambient: 3 hours; Refrigerated: 4 hours; Frozen: 1 month Testing Information Note Avoid freeze thaw cycles. Performed 7 days/week Reported 3-5 days Method Quantitative Electrochemiluminescent Immunoassay Referral Lab ARUP (70010) Reference Values Reference Values 7.2-63.3 pg/mL (a.m. draws) Pediatric reference ranges are the same as adults, as confirmed by peer reviewed literature. CPT Codes 82024 Last Updated: Thursday, January 5, 2017 03:41:55 AM