Test ID: AT3
CPT code: 85300
Specimen Type: Blue Citrate
Frequency: Setup: Mon-Fri; TAT 2-3 days
Instructions: Full 3.2% sodium citrate tube (Blue). If not analyzed within 4 hrs, spin 15min at 1500xg, separate plasma into 2 0.5ml aliquots, freeze at -20.
Text: Used to diagnose congenital deficiencies, determine thrombotic risk,
evaluate hepatic function, determine acquired deficiency, follow course of DIC. Functional activity.
Stable 2 weeks frozen.