Test Code LAB4501 Granulocyte Antibody Screen, Serum
Additional Codes
Mayo Test ID |
---|
LAGGN |
Reporting Name
Granulocyte Ab Screen, SPerforming Laboratory

Specimen Type
Serum RedSpecimen Required
Supplies: Sarstedt Aliquot Tube, 5 mL (T914)
Collection Container/Tube: Red top (serum gel/SST are not acceptable)
Submission Container/Tube: Plastic vial
Specimen Volume: 1.5 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Additional Information: Only a specimen collected before a transfusion reaction is acceptable.
ATTENTION: Whole blood collection volume to be sent to lab in a plain red-top tube is 3.0 mL (minimum 0.3 mL)
NOTE: Order will be cancelled by lab and re-ordered as a Miscellaneous Lab Test until the new Mayo test can be updated in SLCH LIS system.
Specimen Minimum Volume
0.3 mL
Specimen Stability Information
Specimen Type | Temperature | Time |
---|---|---|
Serum Red | Refrigerated (preferred) | 30 days |
Frozen | 365 days | |
Ambient | 7 days |
Reject Due To
Gross hemolysis | Reject |
Gross lipemia | OK |
Gross icterus | OK |
Useful For
Work-up of individuals with autoimmune neutropenia
Work-up of individuals having febrile nonhemolytic transfusion reactions
Work-up for alloimmune neonatal neutropenia
This test is not useful for the diagnosis of neutropenia due to marrow suppression by drugs or tumors.
Method Name
Flow Cytometry/Agglutination
Reference Values
Not applicable
Day(s) Performed
Tuesday, Thursday
Report Available
7 to 15 daysTest Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.CPT Code Information
86021 x2
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
LAGGN | Granulocyte Ab Screen, S | 105285-1 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
LAGG2 | GIFT/GAT Interpretation | 105288-5 |
LAGG3 | GIFT Result | 105286-9 |
LAGG4 | GAT Result | 105287-7 |