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Test and Tubes Database
ID:264 Antithrombin
Search Links: General Info : Protocols : Patient Info

DescriptionAntithrombin is a natural occurring inhibitor for normal blood coagulation. Originally termed Antithrombin III, as the name suggests its major effect is by inactivating Thrombin in the coagulation cascade. In the presence of Heparin the rate of Thrombin inactivation is increased several thousand fold.
IndicationInvestigation of hereditary Thrombotic disorders or for the monitoring of Antithrombin levels
Additional InfoUsually requested as part of a thrombophilia screen
Concurrent Tests
Dietary RequirementsNone

InterpretationDecreased levels of Antithrombin are linked with an increased risk of thrombosis

Ref. Range (Male)0.80 - 1.20
Ref. Range (Female)0.80 - 1.20
Ref. Range (Paed) 0.80 - 1.20
Ref. Range Notes
Unitsiu/mL


IP Acute TAT- Contact Laboratory
IP Routine TAT7 days
GP Acute TAT- Contact Laboratory
GP Routine TAT7 days
Turnround CommentNot available 24/7 without prior arrangement with laboratory
Originally edited by : RJAR. Last edited on 15/05/2019 11:25:25. Published By RJAR on 15/05/2018 11:25:25.