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Pathology Departments Requesting & Reporting Blood Test Information Phlebotomy Guide Contact us
Blood Sciences

Blood Test Information

AT 3
(a.k.a Antithrombin III)
minimum sample volume required ~ 2.7ml

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Tube type: 9NC

Special instructions
Contact Haem consultant before requesting. Patients on heparin, thrombin inhibitors and hirudin should not be tested.Haemolysed samples should not be tested. Time limit for add on = 24hrs

Reference range


Linked to
Thrombophilia screen

Turnaround Time
42 days

Department: Haematology

Clinical Application
Used as part of thrombophilia screen

» Paediatric normal ranges


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