Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

Order Display Name: Geisinger Epic Procedure Code Or ID CPT Code:  

RECOMBX(R) RI AUTOANTIBODY TEST

ORDERING INFORMATION:
Geisinger Epic Procedure Code: LAB2991         Geisinger Epic ID: 45229

SPECIMEN COLLECTION
Specimen type:
Serum
Preferred collection container:
Alternate Collection Container:
3.5 mL gold-top (serum separator) tube
Specimen required:
2 mL serum; minimum 0.5 mL.

SPECIMEN PROCESSING
Specimen processing instructions:
Serum must be separated from whole blood within 48 hours of collection. 
Transport temperature:
Refrigerated.
Specimen stability:
Room temperature: 72 hours. Refrigerated: 28 days. Frozen: 28 days.

TEST DETAILS
CPT code(s):
83520
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Methodology:
Automated Nanoliter Scale Immunoassay
Synonyms:
Quest client-specific test code 92420, Athena code 4685
RIAUTO
Clinical significance:
Anti-Ri antibody can be detected in patients with paraneoplastic opsoclonus/myoclonus syndrome. Neoplasms most often associated with anti-Ri include breast cancer, small cell lung cancer, and gynecological cancers. This semi-quantitative assay may be useful in monitoring therapeutic responses in select cases.

Performing Locations

Quest Diagnostics

Technical Lead: Michael Weaver    
Frequency: Setup: Monday-Friday morning. Report available: 3-5 days.    
Performed stat? No
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