This is the first-line test for heparin antibodies in patients with suspected heparin-induced thrombocytopenia (HIT).
Lt blue Sodium citrate (Na Cit) - 2.7mL
If the patient has a hematocrit >55, a specially prepared Lt blue Sodium citrate (NaCit) tube must be used in place of the standard Lt blue Sodium citrate (NaCit) tube.
Coag – tube fill guidelines
Coag – how to prepare a specimen for special coagulation testing
Microcentrifuge vial/tube in a Snap cap conical vial/tube and cap (Beaker sites)
Coagulation specimen transport vial/tube (all other sites)
Refrigerated - NO
Enzyme-linked immunosorbent assay (ELISA)