Coagulation Factor Inhibitor

Label Mnemonic:	IN*
Downtime form:	Doctor/Provider Orders - Pathology Core and Specialty Care Nursery

Hemostasis/Thrombosis
6240 RCP
356-3573

Specimen(s):

Plasma More information

Collection Medium:

	and
Light Blue top tube 2.7 mL (Na Citrate)	and	Light Blue top tube 2.7 mL (Na Citrate)

Minimum:

Full draw; TWO 2.7 mL light blue top

Rejection Criteria:

Short drawn tube, clot, traumatic tap (excessive hemolysis).

Delivery Instructions:

Deliver to laboratory immediately after collection.

Testing Schedule:

0800-1630 Monday, Wednesday and Friday. If you need results STAT, call Hematology resident (0800-1630, M-F) at 356-8628. All other times page the Pathology resident on-call at 3404.

Turn Around Time:

24 hours (upon receipt in laboratory)

Reference Range:

Negative
<0.5 BU

Comments:

Must have Hematology Consult approval from pager 4326.

For Factor XI or Factor XII Inhibitor Assay, please contact Commercial Mailouts at 356-8593.

Methodology:

Optical clot detection.

CPT Code:

Computer   Epic Lab                             CPT
  Code       Code             Name              Code
  IN2      LAB1038     Factor II Inhibitor      85335
  IN5      LAB1044     Factor V Inhibitor       85335
  IN7      LAB1047     Factor VII Inhibitor     85335
  IN8      LAB1050     Factor VIII Inhibitor    85335
  IN9      LAB1041     Factor IX Inhibitor      85335
  IN10     LAB1054     Factor X Inhibitor       85335

See Additional Information:
Hemolysis Chart
Specimens Requiring Immediate Delivery
Phlebotomy Tubes and Order of Draw