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HelpTest ID LAGGT Granulocyte Antibodies, Serum
Useful For
Work-up of individuals having febrile, nonhemolytic transfusion reactions
Detection of individuals with autoimmune neutropenia
This test is not useful for the diagnosis of neutropenia caused by marrow suppression by drugs or tumors.
Method Name
Indirect Immunofluorescence
Reporting Name
Granulocyte Ab, SSpecimen Type
Serum RedSpecimen Required
Collection Container/Tube: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 1.5 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Additional Information: Only pretransfusion reaction specimen is acceptable.
Specimen Minimum Volume
0.3 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum Red | Refrigerated (preferred) | 30 days | |
| Frozen | 365 days | ||
| Ambient | 7 days |
Reference Values
Not applicable
Day(s) Performed
Tuesday, Wednesday, Friday
Performing Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
86021
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| LAGGT | Granulocyte Ab, S | 35279-9 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| LAGG | Granulocyte Ab, S | 35279-9 |