Factor XI Activity

Test Code

FAC11

Alias/See Also

Factor 11 Assay Performed at SQL, test code 3021
Performed on site for BUMCT

CPT Codes
85270

Instructions

If ordered ST or ES, call for STAT courier for AZ locations only. Centrifuge within 4 hours of collection following the double spin process to produce platelet poor plasma. REQUIRED - Aliquot platelet poor plasma into 2 separate transport vials: 1.0 mL into one vial and 0.5 mL into a second vial. Immediately freeze vials in upright position for transportation to SQL. If other coagulation tests are ordered, freeze a minimum of three plastic vials. Place in a specimen bag with a frozen label applied.

For facilities besides BUMCT, see link below for specimen details, methodology, setup schedule and reference ranges.

Additional Information
Factor XI Activity

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.