ARUP's Laboratory Test Directory

Heparin-Induced Thrombocytopenia (HIT) Antibodies, PF4 IgA and IgM by ELISA : 2007145

Mnemonic: HIT ABS AM

Methodology: Enzyme-Linked Immunosorbent Assay
Performed: Varies
Reported: 3-7 days
Specimen Required: Collect: Plain red.

Specimen Preparation: Transfer 5 mL serum to ARUP Standard Transport Tubes. (Min: 1 mL)

Storage/Transport Temperature: Frozen. Also acceptable: Refrigerated.

Stability (collection to initiation of testing): Ambient: Unacceptable; Refrigerated: 1 week; Frozen: Indefinite
Reference Interval:
By report
CPT Code(s): 86022X4