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Test & Collection Guide

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Anti-Thrombin III

Ordering information:

Results are not valid while the patient is receiving heparin.

Alternate names:
AT III, AT3
Laboratory:
Coagulation
Test Code:
AT3
Specimen types:
Plasma
Container types:
Sodium CitrateSodium Citrate
Collection Instructions:
Transport specimen at Room Temperature to lab
Samples found to have clots cannot be tested

Fill to label marker and mix by inversion.

DO NOT use 1 mL citrate tubes.

Samples must be transported to laboratory immediately. ( Within a maximun of 4 hours from collection time)

1 x 3.5 ml citrate tubes sufficient for Protein C, Protein S and Antithrombin 3.

Minimum Adult Volume:
4 mL
Frequency:
Weekly
Result Turnaround Time:
2 weeks
Reference Interval:

Antithrombin III (Adult): 80 - 120%

Antithrombin III <18 yo: Please call Laboratory Haematologist to discuss.

Laboratory Use Only
Storage Instructions:

Centrifuge and aliquot plasma into labelled Eppendorf tubes and freeze.

Results are not valid while the patient is receiving heparin.