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Neutrophil Associated Antibodies

Granulocyte antibodies, Granulocyte autoantibodies, Anti-Neutrophil Antibodies, Granulocyte Antibodies (Anti Neutrophil Antibodies)

Test Codes

EPIC: LAB6633, Beaker: XNAA, Mayo: LAGGT

Department

Send Outs

Specimen Collection Criteria

Collect: One plain Red-top tube.

Only pre-transfusion reaction specimen is acceptable.

Physician Office/Draw Specimen Preparation

Let specimen clot 30-60 minutes then centrifuge to separate serum from cells within two hours of collection. Transfer serum to a plastic transport tube and refrigerate (2-8°C or 36-46°F).

Preparation for Courier Transport

Transport: 1.5 mL serum, refrigerated (2-8°C or 36-46°F). (Minimum: 0.3 mL)

Rejection Criteria

Specimens not collected and processed as indicated.

In-Lab Processing

Let specimen clot 30-60 minutes then centrifuge to separate serum from cells within two hours of collection. Transfer serum to a plastic transport tube and refrigerate (2-8°C or 36-46°F).

Transport: 1.5 mL serum, refrigerated (2-8°C or 36-46°F). (Minimum: 0.3 mL)

Storage

Specimen Stability for Testing:

Room Temperature (20-26°C or 68-78.8°F): 7 days
Refrigerated (2-8°C or 36-46°F): 30 days
Frozen (-20°C/-4°F or below): 1 year

Specimen Storage in Department Prior to Disposal:

Specimen retention time is determined by the policy of the reference laboratory. Contact the Send Outs Laboratory with any questions.

Laboratory

Sent to Mayo Clinic Laboratories in Rochester, MN.

Performed

Tuesday, Wednesday, Friday.
Results available in 8-16 days.

Reference Range

By report.

Test Methodology

Indirect Immunofluorescence.

CPT Codes

86021

Contacts

Last Updated

9/18/2023