Platelet Antibody Profile

Message

Order test as a miscellaneous.

Test Code

117150 (LabCorp tc)

Alias/See Also

Anti Platelet Antibody Panel

CPT Codes
86022

Includes

Antibodies to HLA class I antigens and platelet-specific glycoproteins IIb/IIIa, Ib/IX, Ia/IIa, and GP-IV.

Preferred Specimen

Serum

Patient Preparation
If a newborn child has a significantly low platelet count and the physician suspects neonatal alloimmune thrombocytopenia purpura (NAIT), a serum platelet antibody test should be ordered on both the mother and the child (patient). The work-up for NAIT is best accomplished by not only evaluation for platelet reactive antibodies, but also typing maternal and paternal platelet glycoproteins.

Minimum Volume

1mL

Other Acceptable Specimens

Red-top tube serum or gel-barrier serum

Instructions

Separate serum from red cells. Transfer serum to a plastic transport tube.

Transport Temperature

FROZEN

Specimen Stability

Refrigerate 48 hours
Frozen 30 days.

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Hemolysis; serum not separated from cells

Methodology
Solid-phase enzyme-linked immunoassay

Report Available

4 days

Reference Range

Negative

Performing Laboratory
LabCorp

Last Updated: September 27, 2024

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.