Test Code LABBTFXM T&B Cell Flow Crossmatch
Synonym
- BTFXM
- B&T cell flow crossmatch
Specimen Required
Specimen Source: Donor
Preferred Container/Tube: ACD
Acceptable Container/Tube: ACD
Specimen Volume: 6 mL
Specimen Minimum Volume: 4 mL
Specimen Source: Recipient
Preferred Container/Tube: Red Top
Acceptable Container/Tube: Red Top, Serum Aliquot, Gold Top SST
Specimen Volume: 6 mL
Specimen Minimum Volume: 2 mL
Specimen Collection Information
Collect 3 ACD yellow top tubes from transplant donor. Donor specimen must be delivered within one day of collection.
Communicate STAT requests with lab and/or on-call staff.
Specimen Stability Information
Ambient: 3 days
Refrigerated: 3 days (lymph node and spleen only)
Rejected Due To
- Hemolysis
- Clotted specimens
- Frozen specimens
- Quantity not sufficient
- Collection date greater than 7 days prior to receipt
- Insufficient WBC count for DNA extraction
- Inadequate lymph nodes from donor specimen
- Donor specimen > 72 hours old
Method Description
Flow cytometric crossmatch, B- and T-cell
Performing Lab
Tissue Typing
Day(s) Performed
Monday through Friday (Stat requests 24/7)
Report Available
Deceased donor: 8 hours
Living donor: 2 to 5 days
Reporting Name
B & T Cell Flow Crossmatch
CPT Code Information
86825 x2