HEPARIN LEVELS

Also known as: Anti Xa

What you need to know about study HEPARIN LEVELS

Sample type Citrated plasma
Delivery time 2 business days
Do I need to fast? Sí

What is this study and what is it for?

Measurement of heparin concentration: -In patients treated with low molecular weight heparin preparations. -In the presence of an extended initial activated partial thromboplastin time (APTT) (e.g., lupus anticoagulant, "contact factor" deficiency, etc.). -When the unfractionated heparin dose needed to achieve the desired APTT prolongation is unexpectedly higher (>50%) than expected.

What type of sample is needed?

Citrated plasma

Preparation / Instructions

4-hour fast

Delivery time

2 business days

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