Test Code CBPAAR Cell Bound Platelet Antibody

Important Note

Specimens must arrive at ARUP and be analyzed within 48 hours of collection. Required amount of blood may be dependent on platelet count. Draw 4.0 mL for patients with decreased platelet counts.

Support the diagnosis of autoimmune thrombocytopenia (AITP).

Additional Codes

95614

Methodology

Qualitative Flow Cytometry

Specimen Type

Whole Blood

Preferred Collection Container

LAV

Collection Volume

4.0 mL

Minimum Collection Volume

1.0 mL

Collection Instructions

Specimens must arrive at ARUP and be analyzed within 48 hours of collection. Required amount of blood may be dependent on platelet count.

Transport

Critical Ambient

Rejection Criteria

Clotted, hemolyzed, frozen, or refrigerated specimens. Specimens older than 48 hours upon arrival at reference laboratory.

Specimen Storage and Stability

Ambient: 48 hours; Refrigerated: Unacceptable; Frozen: Unacceptable

Turn Around Time

3-4 days

Lab Department

Referred Testing

Test Alias

95614; Direct Platelet Antibody, Anti-Platelet Antibodies; Cell-Bound Platelet Antibody Test; Platelet Associated Immunoglobulins (IgG & IgM)

CPT Coding

86023 x2

EPIC Code

LAB6117A

Acceptable Collection Container

LAV (EDTA), PINK (EDTA)

Testing Volume