Consider ordering for individuals with paraneoplastic encephalomyelitis, chorea, cerebellar degeneration, optic neuritis, and peripheral neuropathy. May aid in diagnosis of occult or recurrent tumor.
Semi-Quantitative Indirect Fluorescent Antibody
Serum Separator Tube (SST) or Plain Red
Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.25 mL)
Hemolyzed, contaminated, or severely lipemic specimens
Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year
Less than 1:10
CV2.1 antibodies aid in discriminating between chronic paraneoplastic neurological disorder (PND) and other inflammatory disorders of the nervous system. Anti-CV2.1 is associated with small-cell lung cancer and thymoma.
Laboratory Developed Test (LDT)
If CV2.1 Antibody IgG Screen by IFA is positive, then CV2.1 Antibody IgG Titer by IFA will be added. Additional charges apply.
86255; if reflexed, add 86256
|Component Test Code*||Component Chart Name||LOINC|
|2013959||CV2.1 Antibody IgG Screen by IFA|