Test Code LAB10039 Heparin-Induced Platelet (PF4) Antibodies
Department
SEND OUTS
Reference Lab Test Number
HEPF4
Refer To
Primary Collection Container
Gold (SST)
Alternate Collection Container
Red (No Gel)
Blue 2.0 mL NaCITRATE (Blue White)
Yellow ACD B
Transport
Serum frozen
Preferred Transport Temperature
Frozen
Processing
Centrifuge, separate and send 0.5 mL in a screw-capped plastic vial.
Stability
Ambient: Unacceptable
Refrigerated: 48 hours
Frozen: 14 days
Minimum Testing Volume
0.2 mL
Reference Range
<0.4000 OD
Methodology
Enzyme Immunoassay
Performed
Monday – Friday
Reported
4 Days
CPT Codes
86022