Suspected delayed Transfusion Reaction
| Indications | This battery is used to investigate samples from patients that have been recently transfused and have clinical or serological indications that are suggestive of a delayed hemolytic transfusion reaction. |
| Method | Sample will be evaluated by multiple methodologies |
| Additional Test Information | Most testing will be performed on posttransfusion samples but some testing may be performed on pretransfusion sample if available. The battery of testing performed may include direct antiglobulin testing (DAT), ABO and D typing, RBC separation and complete phenotyping, antibody screening and identification if needed, and antibody elution with identification if needed. RBC genotyping may also be required. |
| Sample Requirements | EDTA tube. Serum separator gel tube is not acceptable. |
| Requested Volume | 2 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: |
| Requisition Form | RFT-Request for Testing Transfusion Services Immunohematology Consultation Request |
| CPT Codes | To be determined by tests performed |
| Test Schedule | Monday through Sunday |
| Turn around Time (analytic time) | 24 to 48 hours |
| Report/ Results | Fax number required to receive report |