Test Details
Mnemonic
GRAN
Ordering Code
3801950
CPT-4 Code(s)
86021
Specimen Information
Patient Preparation
Only pretransfusion reaction specimen is acceptable.
Collect
Red top
Specimen Preparation
Centrifuge, separate and send 1.5 mL serum refrigerated in a screw capped plastic vial.
Minimum Volume
0.3 mL
Transport Temperature
Refrigerated
Rejection Criteria
Serum separator tube (SST)
Stability
Room temperature: 7 days
Refrigerated: 30 days
Frozen: 1 year
Refrigerated: 30 days
Frozen: 1 year
Methodology
Indirect Immunofluorescence
Reference Range
Negative
Performing Laboratory
MAYO
New York DOH Approval Status
Yes