Sign in →

Test Code FA11* FACTOR 11 ASSAY

Important Note

*This test is orderable in Cerner as Factor XI

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

Additional Codes

Mayo Access ID: FAH4963

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 10 - 66 %
1 day up to 5 days 23 - 87 %
5 days up to 1 month 27 - 79 %
1 month up to 3 months 41 - 97 %
3 months up to 6 months 49 - 134 %
6 months up to 1 year 62 - 145 %
1 year up to Unspecified 65 - 150 %

 

Method

Photo Optical Clot Detection

Instrumentation

ACL Top 

CPT(s)

Description CPT Code
Factor 11 Assay 85270

 

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