Antithrombin III Activity (View in report form.)
CERNER / EPIC MNEMONIC: AT3 ACT
POE DESCRIPTION: ANTITHROMBIN III FUNCTIONAL; AT3 ACT
CPT CODE: 85300
Daily on second shift
Transport the specimen to Specimen Receiving as soon as possible. Blood should arrive in the Core Laboratory within 4 hours of drawing.This test cannot be added onto an existing sample more than 4 hours old.
Blue citrate tube
See Section - "
Specimen Collection Guidelines" - Coagulation Specimens
SPECIMEN REQUIREMENTS: Blood, 4.5 mL tube
Specimen hemolyzed; Hct >55%
1 mL plasma from properly filled tube
HANDLING INSTRUCTIONS: Transport the specimen to the laboratory as soon as possible. Specimen MUST be received within 4 hours after collection.
REFERENCE RANGE: 78 - 122% LAST UPDATED:
TEST SYNONYM(S): Antithrombin III Assay; Antithrombin III Functional; Functional Antithrombin III; Heparin Cofactor Activity; Serine Protease Inhibitor; Antithrombin Click here to go back to the alphabetic listing.