FIX INH

Coagulation Factor IX (9) Inhibitor

EPIC Test Procedure Code: LAB2128

Performing Lab:
Saint Luke's Regional Laboratories
Container Type:
Light blue top (sodium citrate) tube
Specimen Type:

Plasma

Preferred Volume:
4 mL
Minimum Volume:
2 mL
Collection Procedure:
Specimen Processing:

1. Collect blood and centrifuge the tube at 3000 rpm for 10 minutes.
2. Immediately transfer the plasma to a stoppered, plastic tube and centrifuge again at 3000 rpm for 10 minutes. 
3. Transfer the supernatant plasma into a screw-capped, plastic vial and send frozen at ≤ -20° C, if possible.
4. If unable to centrifuge, forward the unprocessed sodium citrate whole blood (minimum volume: 4 mL) to the laboratory promptly at room temperature only.

Store and Transport:
Frozen (plasma)
Stability:

Unspun specimens must arrive within 2 hours of collection.

CPT Codes:

85250 - Factor IX Assay (EAP 30020700)
85335 - Factor IX Inhibitor-if performed (EAP 30020720)

Test Schedule:
Monday through Friday
Reference Ranges:

0.0 - 0.5

Bethesda units
Notes:

FIX "Coagulation Factor IX (9) Assay" will be performed and resulted in addition to the inhibitor assay.  If FIX "Coagulation Factor IX (9) Assay" is > 15 %, the inhibitor assay will not be performed.

Lab Personnel

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