Coagulation Factor Inhibitor

Label Mnemonic:	IN*
Order form:	Laboratory Requisition
Supply order:	Supply Order Form
Billing:	Billing Policies
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

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).

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

Methodology:

Optical clot detection.

Sample Processing:

Centrifuge within four hours of draw time.
Centrifuge at a speed and time necessary to get barrier separation of plasma/serum and cells.
Separate plasma into plastic container and cap (glass is not acceptable).
Centrifuge a second time to ensure platelet poor plasma and separate plasma into a new, labeled plastic tube, cap.
Submit specimen in TWO labeled plastic aliquot containers containing equal volumes of plasma.

Sample Storage:

Freeze specimen immediately.

Transport Instructions:

Place labeled specimen into zip-lock type biohazard bag; seal bag.
Place requisition into outside pocket of bag.
Place dry ice on top of specimen in Styrofoam container to maintain frozen temperature.

See Additional Information:
Hemolysis Chart
Phlebotomy Tubes and Order of Draw