Detection of coagulation factor deficiency.
Normal range >= 50%
2 - 7 days
- Fletcher Factor
Collect specimen in blue top (citrate) tube. Centrifuge, aliquot plasma into two (2) plastic vials (1 mL each), and freeze the specimen within 2 hours of collection. Transport frozen specimen on dry ice. Proper collection and handling of specimens is critical; see Coagulation tab of the handbook to ensure that the proper technique is used.
Test sent to Mayo Medical Laboratories; performed by Esoterix Coagulation.