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Specimen Collection Manual and Test Catalog

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RECOMBX(R) MATA AUTOANTIBODY TEST

Geisinger Epic Procedure Code:  LAB2654    Geisinger Epic ID:  35844

SPECIMEN COLLECTION
Specimen type: 

Serum (preferred) or CSF (acceptable but not the preferred specimen)


Preferred collection container: 
Alternate collection container: 
6 mL red-top (plain, non-serum separator) tube
Specimen required: 

2 mL serum (preferred) or CSF; minimum 0.5 mL.


Special notes: 

CSF ( 2mL; minimum 0.5 mL) collected in sterile, leak-proof container is also acceptable but is not the preferred specimen.



SPECIMEN PROCESSING
Processing instructions: 

Serum must be separated from cells within 48 hours of collection


Transport temperature: 

Refrigerated.


Specimen stability: 

Serum: Room temperature: 72 hours. Refrigerated: 28 days. Frozen: 28 days. 
CSF: Room temperature: 72 hours. Refrigerated: 28 days. Frozen: 28 days.


Rejection criteria: 

Stability limits exceeded.



TEST DETAILS
Reference interval: 

Accompanies report.


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: 

Anti-MaTa, Anti-Ma, Anti-Ta, Ma2, PNM1,Ma1,PNM2, Quest test code 4683, MATAAB


Clinical significance: 

Anti-Ma and anti-Ta antibodies can be detected in patients with a wide range of paraneoplastic neurological syndromes including acute or subacute onset of symptoms of limbic encephalitis, brainstem encephalitis, cerebellar degeneration, or polyneuropathy. This semi-quantitative assay may be useful in monitoring therapeutic responses in select cases


Review Date:  12/03/2024

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