Also Known as (Alias) Autologous Adsorption
Indications Determination the presence of RBC alloantibody/ies by removal of autoantibody that is causing broad reactivity in patient plasma.  Patient may have autoimmune hemolytic anemia.
Method Standard test tube methodology
Test Information Test performed on patient who has not been transfused within the past three months.
Additional Test Information Multiple adsorptions may be required, depending on the strength of the autoantibody.
Sample Requirements Plain red top and EDTA tube. Serum separator gel tube is not acceptable.
Requested Volume 3 full 7 ml plain red top (clotted) and 10 full 3 ml EDTA samples
Minimum Volume or Pediatric volume 3 full 7 ml clotted and 10 full 3 ml EDTA samples
Sample Information Sample requirement can be adjusted depending on patient’s weight and HBG
Shipping Information Ship at ambient temperature

Send samples to:

Bloodworks Northwest
Immunohematology Reference Laboratory
921 Terry Avenue
Seattle, WA 98104

Requisition Form Request for Testing-Immunohematology Reference Laboratory and
Immunohematology Consultation Request
Transaction Code 3127-00
CPT Codes 86978
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

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