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Test Code FA9* FACTOR 9 ASSAY

Important Note

*This test is orderable in Cerner as Factor IX Assay

This test should only be drawn at the 160 Allen St Draw Station.

Additional Codes

Mayo Access ID: FAH244

Specimen Information

Container Specimen Temperature Collect Vol Submit Vol Min Vol Stability
Blue Top Tube Plasma Frozen To fill line 2 mL plasma 1 mL plasma 6 Months
Blue Top Tube Whole Blood Ambient To fill line To fill line To fill line 4 Hours

Refer to Coagulation Specimen Handling before collecting. Submit 2 × 0.5 mL frozen plasma aliquots for this test. Draw blood in light blue top tube(s). Spin down, remove plasma, spin plasma again, and place citrate platelet-poor plasma in required number of plastic vials (Glass vials cannot be accepted.)  Freeze specimen at less than or equal to minus 40° C, if possible. Send specimen frozen on dry ice. 

Reference Range

Age Reference Range Units
0 up to 1 day 15 - 91 %
1 day up to 5 days 15 - 91 %
5 days up to 1 month 21 - 81 %
1 month up to 3 months 21 - 113 %
3 months up to 6 months 36 - 136 %
6 months up to 1 year 75 - 150 %
1 year up to Unspecified 65 - 150 %

 

Method

Photo Optical Clot Detection

Instrumentation

ACL Top 

CPT(s)

Description CPT Code
Factor 9 Assay                           85250

 

Performing Location

University of Vermont Medical Center

Test Schedule / Analytical Time / Test Priority

Monday – Friday / 1 day / Available STAT, nights and weekends with pathologist approval

Section

Coagulation

Is the UVMMC lab NY State Certified to perform this testing?  Yes/No

Yes