Test Code RCVBS Recoverin-IgG Antibody, Immunoblot, Serum
Reporting Name
Recoverin Immunoblot, SPerforming Laboratory
Mayo Clinic Laboratories in RochesterUseful For
Evaluating patients with suspected paraneoplastic retinopathy accompanying small cell carcinoma
Method Name
Immunoblot (IB)
Specimen Required
Collection Container/Tube:
Preferred: Red top
Acceptable: Serum gel
Submission Container/Tube: Plastic vial
Specimen Volume: 1 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Specimen Type
SerumSpecimen Minimum Volume
See Specimen Required
Specimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Serum | Refrigerated (preferred) | 28 days | |
Frozen | 28 days | ||
Ambient | 72 hours |
Reject Due To
Gross hemolysis | Reject |
Gross lipemia | Reject |
Gross icterus | Reject |
Reference Values
Negative
Interpretation
Seropositivity is consistent with a diagnosis of paraneoplastic retinopathy. Small cell carcinoma (pulmonary or extrapulmonary) and neuroendocrine carcinoma should be considered.
Day(s) Performed
Monday through Friday
Report Available
4 to 6 daysTest 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
84182
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
RCVBS | Recoverin Immunoblot, S | 83003-4 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
610009 | Recoverin Immunoblot, S | 83003-4 |
Forms
If not ordering electronically, complete, print, and send a Neurology Specialty Testing Client Test Request (T732) with the specimen.