Platelet Immunology Laboratory | Heparin Antibody Test

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Platelet Immunology Laboratory

Heparin Antibody Test

Test Code: 3655-00
CPT Codes: 86022, 83912

An enzyme linked immunosorbant assay (ELISA) using a complex of heparin and Platelet Factor 4 (PF4) is used to capture antibody developed during type II Heparin-Induced Thrombocytopenia (HIT).

Tests Performed: Platelet Factor 4 ELISA only
Test Type: Indirect
Sample Required: 5cc Citrate (light blue tube)
Analytic Time: 1 Day
Send whole blood, room temperature. (NOTE: Samples for the HIT test can be sent over the weekend (Friday after noon to Sunday night). If sending over the weekend, spin and freeze plasma at -20°C then send frozen on dry ice.
Refer to Ordering Information page for submission and transporting requirements

For questions call the laboratory: (206) 292-6543