Patient Prep: Patient should be fasting for 10 hours prior to collection of specimen.
Collect: Serum separator tube or plain red.
Specimen Preparation: Allow specimen to sit in collection tube for 15-20 minutes at room temperature for proper clot formation. Centrifuge and separate serum from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.5 mL)
Storage/Transport Temperature: Frozen.
Unacceptable Conditions: Plasma. Severely hemolyzed or lipemic specimens.
Stability (collection to initiation of testing): After separation from cells: Ambient: 24 hours; Refrigerated: 24 hours; Frozen: 2 months
