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Test ID: HEPN    
Heparin Anti-Xa Assay, Plasma

NY State Approved Indicates the status of NY State approval and if the test is orderable for NY State clients.


Useful For Suggests clinical disorders or settings where the test may be helpful

Measuring heparin concentration:

-In patients treated with low molecular weight heparin preparations

-In presence of prolonged baseline activated partial thromboplastin time (APTT) (eg, lupus anticoagulant, "contact factor" deficiency, etc.)

-When unfractionated heparin dose needed to achieve desired APTT prolongation is unexpectedly higher (>50%) than expected

Method Name A short description of the method used to perform the test

Chromogenic Method on STA-R Evolution

Reporting Name A shorter/abbreviated version of the Published Name for a test; an abbreviated test name

Heparin Anti-Xa Assay, P

Aliases Lists additional common names for a test, as an aid in searching

Fragmin (Dalteparin)
Heparin Anti-Xa Assay, Plasma
Lovenox (Enoxaparin)
Low-Molecular Weight Heparin Assay
Unfractionated Heparin Assay