Factor Inhibitors (IX,II,V,VII,X,XI)
| Profile or Test Panel |
Factor Inhibitor non-Factor VIII Profile
|
| Method | Clottable |
| Test Information | Factor Inhibitors (IX,II,V,VII,X,XI) are very rare. This assay was developed and validated in our laboratory for inhibitors to FVIII. Factor activity will be performed before testing for inhibitors. |
| Sample Requirements | Whole Blood: 3.2% Sodium Citrated (blue top) OR Frozen Plasma |
| Requested Volume | Two 5 ml 3.2 sodium citrated (blue top) tubes as whole blood OR Frozen plasma in 4 X 1mL aliquots in plastic tubes |
| Minimum Volume or Pediatric volume | Frozen Plasma: at least 0.5ml in 2 plastic tubes. |
| Sample Information | Whole blood is preferred for testing but if it is not possible to send whole blood tubes TO ARRIVE HERE WITHIN 3 HOURS of collection then send frozen plasma. To prepare plasma centrifuge blue top tubes at 1500g for 15 minutes and remove the plasma and centrifuge a second time at 1500g for an additional 15 minutes. Aliquot approximately 1 ml of plasma into 4 plastic tubes, and freeze. |
| Shipping Information | Whole Blood: Send at ambient temperature (18-25C) and must be received within the lab in less than or equal to 3 hours after collection. Frozen Plasma: send on dry iceSend samples to: Bloodworks Northwest For additional information, please see Ordering Information |
| Requisition Form | RFT- Hemostasis Reference Laboratory |
| Transaction Code | 3220-09- Factor IX Inhibitor Bethesda Titer- Human 3220-10- Factor II Inhibitor Bethesda Titer- Human 3220-11- Factor V Inhibitor Bethesda Titer- Human 3220-12- Factor VII Inhibitor Bethesda Titer- Human 3220-13- Factor X Inhibitor Bethesda Titer- Human 3220-14- Factor XI Inhibitor Bethesda Titer- Human |
| CPT Codes | 85335 |
| Test Schedule | as needed |
| Turn around Time (analytic time) | 3 business days |
| Report/ Results | Fax number required to receive report |