Platelet Antibodies, Indirect with Reflex to Identification
0051718
Ordering Recommendation
Not recommended for the diagnosis of immune thrombocytopenic purpura (ITP). Preferred test for platelet-specific antibodies in suspected fetal or neonatal alloimmune thrombocytopenia, posttransfusion purpura, or multiplatelet transfusion refractoriness.
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Mnemonic
PLT R
Methodology
Enzyme-Linked Immunosorbent Assay
Performed
Mon-Sat
Reported
1-4 days
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
For newborns less than 30 days old, collect specimen from the mother.  
Collect
Plain red, lavender (EDTA), pink (K2EDTA), or yellow (ACD Solution A).  
Specimen Preparation
Separate serum or plasma from cells ASAP or within 2 hours of collection. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.5 mL)  
Storage/Transport Temperature
Frozen. Also acceptable: Refrigerated if maintained at temperature for 48 hours or less.  
Unacceptable Conditions
Microbially contaminated, heat-inactivated, hemolyzed, or lipemic specimens.  
Remarks
 
Stability
After separation from cells: Ambient: Unacceptable; Refrigerated: 48 hours; Frozen: 1 month  
Reference Interval
Available Separately Components Reference Interval
Yes (0051050) Platelet Antibodies, Indirect None detected.
Yes (0051051) Platelet Antibody Identification -​ Refer to Platelet Antibodies Indirect (0051050). Platelet antibody detection must be performed first. None detected.
Interpretive Data
See individual components.
Note
If Platelet Antibodies, Indirect result is DETECTED and antibodies directed toward IIb/IIIa glycoproteins are present, then Platelet Antibody Identification will be added. Additional charges apply.
CPT Code(s)
86022; if reflexed, add 86022
Components
Component Test Code*Component Chart Name
0051062Platelet Antibodies, Indirect
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Cross References
  • Antiplatelet Antibodies Reflex
  • Antiplatelet, Circulating Platelet Antibodies
  • Circulating Platelet Antibody Reflex to ID
  • HPA-la
  • Indirect Platelet Antibody Identification
  • PLA-1
  • Platelet Antibodies, Qualitative