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ID:916 Rivaoxaban Assay
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DescriptionRivaoxaban is a new generation oral anticoagulant designed to replace wafarin therapy. The anti-factor Xa assay is used to monitor Rivaoxaban.
IndicationPatients on Rivaoxaban therapy.
Additional InfoRivaoxaban therapy does not usually require monitoring. Some patients however (eg. Children, pregnancy, compliance confirmation) may require levels to be monitored.
Concurrent TestsNone
Dietary Requirementsna
InterpretationInterpreted against a therapeutic range dependent on clinical details

DepartmentSpecialist Laboratory Medicine
SampleBlood
TubeCoagulation
Tube Picture
Collection ConditionsCitrate tubes must be filled to the line please
Min. Vol
Freq.

Ref. Range (Male)
Ref. Range (Female)
Ref. Range (Paed)
Ref. Range NotesInterpreted against a therapeutic range dependent on clinical details Critical telephone values: Rivaroxaban anti-Xa greater than 550ng/mL
Unitsug/mL
IP Acute TAT- Contact Laboratory
IP Routine TAT24 hours
GP Acute TAT- Contact Laboratory
GP Routine TAT24 hours
Turnround CommentSpecialist test only to be requested by a medical haematologist.

Originally edited by : RJAR. Review due on 18/06/2019 10:38:38. Published By RJAR on 18/06/2018 10:38:38.