Test directory: Factor X Activity

Ordering Code4324
Test NameFactor X Activity
AliasStuart-Prower Factor
Preferred SpecimenPlasma
Preferred ContainerCitrate, 3.2% (Lt Blue)
Other Specimen/ContainerNone
Optimum Volume3 mL
Collection InstructionsDraw 2 full Citrate tubes. Mix tubes well.
Handling InstructionsSeparate and freeze immediately
Strict frozen. Do not thaw.
Transport RequirementsOahu: Frozen
Airline: Frozen
Specimen StabilityFrozen: 2 Weeks
Other: Frozen Only
Rejection CriteriaClotted, Hemolyzed, Ambient, Refrigerated, Thawed, Under filled tube, Over filled tube
Avail. StatNO
Analytic TimeUp to 5 Days
MethodologyPhotometric Clot Detection
Reference Lab Quest Diagnostic Lab-NI

Reference range(s)

ComponentAgeMale NormMale Critical LowMale Critical HighFemale NormFemale Critical HighFemale Critical LowUnitsAdd'l info
Factor X ActivityALLSee report.