HUMAN PLATELET ANTIGEN 1 GENOTYPE
Also known as: PL(a1), HPA-1a(PLA Plt Ag) Genotype
Use
Human Platelet Antigen (HPA)‑1 polymorphism can lead to alloimmunization that clinically can manifest as neonatal alloimmune thrombocytopenia or post‑transfusion thrombocytopenia purpura. HPA‑1 genotyping allows screening for potential neonatal immunization in pregnancy.
Special Instructions
Note: This test may require notification/prior authorization by insurance companies. Check the patient's insurance plan for qualifications prior to submitting testing.
Limitations
Not provided.
Methodology
Other
Biomarkers
Result Turnaround Time
Not provided.
Related Documents
For more information, please review the documents below
Specimen
Whole Blood
Volume
5.0 mL whole blood
Minimum Volume
1.0 mL whole blood
Container
2 - EDTA (lavender)
Collection Instructions
Invert tube 5 to 10 times immediately after filling.
Storage Instructions
Room temperature: 7 days; Refrigerated: 14 days; Frozen: Unacceptable
Causes for Rejection
Received frozen
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 7 days |
| Refrigerated | 14 days |
| Frozen | Unacceptable |