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HelpEPIC ORDER CODE LAB2513 Heparin AntiXa Assay
Additional Codes
SQ: ANTIXA
Specimen
BLUE TOP
FILL TUBE COMPLETELY, TAKE TO LAB ASAP, CENTRIFUGE AND PERFORM TEST IMMEDIATELY.
SPECIMEN STABILITY
Plasma storage: 4 hours at 205° C
2 hours at 20 + 5° C if on heparin therapy
If testing not completed within 4 hours, platelet poor plasma should be removed and frozen at -20º C or below for short term storage, or -70º C for long term storage. Plasma should be rapidly thawed at 37º C and mixed before testing.
CPT Code
85520