% ABO for HSCT

Also Known as (Alias) Percent ABO
Indications Determination of the percent ABO red cells for major ABO Incompatible HSCT recipient
Method Standard test tube methodology
Test Information Comparison of reaction strength of the patient RBCs compared to diluted reagent Group A and/or Group B RBCs to provide information about percent of RBCs that are of donor phenotype.
Sample Requirements EDTA tube, separator gel tube is not acceptable.
Requested Volume 1 full 7 ml EDTA sample
Minimum Volume or Pediatric volume Minimum volume: 1 full 7 ml EDTA sample
Pediatric: 1 full 3 ml EDTA sample; neonate: 2 full 0.5 ml EDTA microtainers
Shipping Information Ship at ambient temperature

Send samples to:
Bloodworks Northwest
Immunohematology Reference Laboratory
921 Terry Avenue
Seattle, WA 98104
Requisition Form RFT-Request for Testing Transfusion Services
Transaction Code 3105-00
CPT Codes 86900
Test Schedule Monday through Sunday
Turn around Time (analytic time) 24 hours if weekday; 48 hours if weekend
Report/ Results Fax number required to receive report