ANTI-Ri (ANTINEURONAL NUCLEAR ANTIBODY, TYPE 2)

Specimen Required
Draw blood in a red-top tube. Centrifuge, separate serum from cells and send 2.0 mL serum (0.5 mL minimum) refrigerated in a screw-capped plastic vial.

Alternate Specimen
Serum: SST, CSF

Methodology
Western blot

Stability
Room temperature: 72 hours; Refrigerated: 21 days; Frozen: 4 months

Reference Range
Negative

Performed
Monday-Friday

Turnaround Time5-7 days
Test CodeRI
CPT-4 Code (s)
84182
LOINC Codes
Interpretation   Not available  
Technical Results   33008-4  
Methods   49549-9  
Comments   8251-1  
References   8265-1  

Warde
Medical
Laboratory