Neonatal Alloimmune Thrombocytopenia Evaluation

Also Known as (Alias) NATP, NAIT
Indications NAIT
Method Flow Cytometry, PCR, ELISA
Test Information Platelet antibody crossmatch testing of maternal plasma with paternal platelets by flow cytometry, Platelet antigen typing of both parents' platelets by DNA (PCR) and Class I HLA antibody identification , PAK-12G or MAIPA (if warranted).
Sample Requirements EDTA (Lavender top)
Clotted Blood (red top)
Citrate (Blue Top)
Requested Volume Mother: 20cc EDTA (lavender top); 10cc Citrate (blue top); 10cc Clot (red top)

Father: 20cc EDTA (lavender top)
Sample Information The Platelet Immunology Supervisor must be contacted to discuss the patient's clinical history. The supervisor can be reached at 206-689-6542.
Shipping Information Send at ambient temperature and sample should be received in lab within 24 hours from collection.

Samples must be received Monday thru Friday morning.  Samples received after 10:00am on Friday or over the weekend will have to be redrawn. 

Send samples to:
Bloodworks Northwest
Attn:  Platelet Immunology Lab, Rm 619
921 Terry Avenue
Seattle, WA 98104

For additional information please see Ordering Information
Requisition Form RFT- Immunogenetics/HLA and Platelet Immunology Labs
Transaction Code 3670-00
CPT Codes 86022 x12, 86023 x4, 86832 x1, 81400 x6
Test Schedule Monday thru Friday morning
Turn around Time (analytic time) 1 business day for serological results
3 business days for additional results
Report/Results Fax number required to receive report