Coagulation Factor Inhibitor Quantitation
Hemostasis/Thrombosis
6240 RCP
356-3573
Specimen(s):
Collection Medium:
and
Light Blue top tube 2.7 mL (Na Citrate) Light Blue top tube 2.7 mL (Na Citrate)
Minimum:
Full draw; TWO 2.7 mL light blue top. Deliver to lab promptly.
Rejection Criteria:
Short drawn tube, clot, traumatic tap (excessive hemolysis).
Delivery Instructions:
Deliver to laboratory immediately after collection.
Testing Schedule:
0800-1630 Monday through Friday. For additional services, contact Clinical Pathology Resident on-call at pager #3404.
Turn Around Time:
24 hours (upon receipt in laboratory)
Reference Range:
Negative
Quantitates inhibitors > 10 B.U.
Comments:
Must have Hematology Consult approval from pager 4326.

Results expressed in Bethesda units when an inhibitor is detected.
Methodology:
Optical clot detection.
CPT Code:
Computer                                  CPT
  Code                Name                Code
  IQ2      Factor II Quant Inhibitor     85335
  IQ5      Factor V Quant Inhibitor      85335
  IQ7      Factor VII Quant Inhibitor    85335
  IQ8      Factor VIII Quant Inhibitor   85335
  IQ9      Factor IX Quant Inhibitor     85335