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HelpCatalog ID WBC Order Granulocyte Pheresis (for Transfusion)
CPOE Test Name
Use Blood Bank- Blood Products Adult/Pediatric Subphase to order blood products (Granulocyte Pheresis Order)
Synonyms
Leukocyte Pheresis, Granulocyte Concentrate, White Cell Pheresis, White Cell Concentrate
Specimen Type
Blood
Specimen Requirements
Pink top (EDTA) tube; Fenwal Label. Requires Full Name, Medical Record Number, date and phlebotomist initials/Cerner ID.
Causes for Rejection
Improper labeling; wrong tube; gross hemolysis; insufficient volume
Turn Around Time
24 – 48 hours for blood center to obtain product, 1 hour for crossmatch.
CPT / HCPCS Code
P9050
Storage and Transport
Send to Blood Bank
Reference Ranges
Not applicable
Interpretation
Granulocytes migrate toward, phagocytize, and kill bacteria and fungi.
Methodology
Antibody Screen: Indirect Coombs IgG phase
Crossmatch: Immediate spin
Test Consists
ABO, Rh, Antibody Screen (Indirect Coombs), and Crossmatch. Granulocyte Pheresis usually contain many leukocytes and platelets along with 20 – 50 mL of red blood cells. A granulocyte pheresis contains approximately >1.0 × 1010 granulocytes, and expires in 24 hours. Due to the expiration of the product, transmissible disease testing cannot be performed. A transfusion risk form must be signed before product can be released.
Performing Lab
Blood Bank BI-1230 721-2731