Factor IX

Test ID: F9

CPT code: 85250
LOINC: 3187-2
Specimen Type: Blue Citrate
Frequency: Setup: Mon-Fri; TAT 1-3 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: Detect coagulation Factor IX activity.
Stable 2 weeks frozen.
Methodology: Photometric clot detection

Test Name


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