HIT Antibody Screen with Reflex to SRA

Message

If the HIT Antibody Screen is positive, then Serotonin Release Assay (SRA), Unfractionated Heparin will be performed.

Test Code

LAB4504

Alias/See Also

Heparin-Induced Thrombocytopenia

CPT Codes
86022

Preferred Specimen

Light blue top tube (Citrated blood 9:1 (blood to anticoagulant) 3.2% sodium citrate) and Gold (SST)

Minimum Volume

Full tube, no partial fills.

Instructions

Invert tube twenty times to adequately mix anticoagulant.

Transport Temperature

room temp

Specimen Stability

Separated from cells: 2 hours room temperature or 1 month frozen (-20 C)

Methodology
Overfilled or underfilled tubes; Clotted or hemolyzed specimens, patients with a HCT >55%

Setup Schedule

Mon-Sun

Performing Laboratory
Piedmont Athens Regional

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.