FACTOR 9 ASSAY

General Information

HLAB/HOL Code: FAC9
UPHSM LIS Test #: 322
Schedule: Tuesday - Friday (will perform STAT)
Testing Time: 1 day
Testing Lab: UP Health System-Marquette

Specimen Info
Only 1 specimen type required, unless otherwise specified

Volume: 2ml plasma
Temperature: Frozen
Tube Type: 1 Light-Blue Top (Citrate)
Collection Info:
Spin specimen with a Sure-Sep II or spindown, remove plasma, and spin plasma again. Place plasma in plastic vial and freeze immediately.
A. Sure-Sep II or double centrifuging specimens are critical for accurate results as platelet  contamination may cause spurious results.
B. Patient should not be receiving heparin or coumadin.

Methods

Photo optical clot detection

Clinical Utilities

Diagnosing Factor IX deficiency (Hemophilia B)

CPT Codes

85250

* The CPT codes provided 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 payer being billed.

Reference Range

0 - 127 Years...... 60 - 150 % Activity