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HelpTest Code AT3 Antithrombin III Activity
Additional Codes
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Test ID |
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AT3 |
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EPIC Test ID |
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LAB311 |
Specimen Requirements
Requires platelet-poor plasma.
Container/Tube Type:
Light Blue (Citrate)
Collection Information:
Promptly after collection, double centrifuge and place 1 mL of platelet-poor plasma in plastic vial. (Glass vial is not acceptable.) Freeze specimen immediately at ≤ -40° C, if possible.
Minimum Sample Volume
0.5 mL
Specimen Stability
Refrigerated Stability:
NOT Acceptable
Frozen Stability:
30 days
Ambient Stability:
8 hours
Report Availibility
Performed:
Pathology Laboratory - Tuesday and Thursday
Iowa Methodist Medical Center - Daily
Methodology
Chromogenic Assay