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Test Code ANCA Cytoplasmic Neutrophil Antibodies, Serum


Additional Testing Requirements


When used for diagnosis, it is recommended that specific tests for proteinase 3 antibodies and myeloperoxidase antibodies be performed first, with additional testing for anti-neutrophil cytoplasmic antibodies only needed in certain circumstances.(3) A testing algorithm based on these recommendations is available. For more information see VASC / Antineutrophil Cytoplasmic Antibodies Vasculitis Panel, Serum.



Specimen Required


Supplies: Sarstedt Aliquot Tube, 5 mL (T914)

Collection Container/Tube:

Preferred: Serum gel

Acceptable: Red top

Submission Container/Tube: Plastic vial

Specimen Volume: 0.8 mL

Collection Instructions: Centrifuge and aliquot serum into plastic vial.


Forms

If not ordering electronically, complete, print, and send 1 of the following forms with the specimen:

-General Request (T239)

-Renal Diagnostics Test Request (T830)

Useful For

Evaluating patients with clinical features of ANCA-associated vasculitis, specifically granulomatosus with polyangiitis, microscopic polyangiitis, and eosinophilic granulomatosus with polyangiitis

Method Name

Indirect Immunofluorescence (IIF)

Reporting Name

Cytoplasmic Neutrophilic Ab, S

Specimen Type

Serum

Specimen Minimum Volume

0.4 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum Refrigerated (preferred) 21 days
  Frozen  21 days

Reject Due To

Gross hemolysis Reject
Gross lipemia Reject
Gross icterus OK
Heat-treated specimen Reject

Reference Values

<1:4 (Negative)

Day(s) Performed

Monday through Saturday

Report Available

3 to 4 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test 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

86036 x2

86037-Titer (if appropriate)

LOINC Code Information

Test ID Test Order Name Order LOINC Value
ANCA Cytoplasmic Neutrophilic Ab, S 87427-1

 

Result ID Test Result Name Result LOINC Value
3114 c-ANCA In Process
3119 p-ANCA 17357-5